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EMPLOYEE RETIREMENT PLANS (Details 2) (Pension Benefits, USD $)
In Millions, unless otherwise specified
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12 Months Ended |
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
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| Fair value of plan assets (in dollars) |
$ 638.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets |
$ 659.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets |
$ 115.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets |
| Roll-forward of Level 3 investments |
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|
|
| Fair value of plan assets, beginning of year |
|
|
115.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets |
| Fair value of plan assets, end of year |
638.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets |
659.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets |
115.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets |
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Short-term investment fund
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| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
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| Fair value of plan assets (in dollars) |
10.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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5.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= us-gaap_ShortTermInvestmentsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Percentage of Assets |
2.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_ShortTermInvestmentsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
1.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_ShortTermInvestmentsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
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|
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| Fair value of plan assets, end of year |
10.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_ShortTermInvestmentsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
5.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= us-gaap_ShortTermInvestmentsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
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Receivables
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| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
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| Fair value of plan assets (in dollars) |
|
86.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= us-gaap_FinanceReceivablesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Percentage of Assets |
|
13.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FinanceReceivablesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
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| Fair value of plan assets, end of year |
|
86.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FinanceReceivablesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
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U.S. equity securities
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| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
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| Fair value of plan assets (in dollars) |
275.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
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202.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Target Allocation (as a percent) |
41.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
43.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Percentage of Assets |
43.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
31.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, beginning of year |
202.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
| Fair value of plan assets, end of year |
275.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_EquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
202.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_EquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
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Consumer Discretionary Sector
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| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
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| Fair value of plan assets (in dollars) |
4.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_ConsumerDiscretionarySectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
6.6us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_ConsumerDiscretionarySectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
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| Fair value of plan assets, end of year |
4.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_ConsumerDiscretionarySectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
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6.6us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_ConsumerDiscretionarySectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
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Consumer Staples Sector
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| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
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| Fair value of plan assets (in dollars) |
6.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_ConsumerStaplesSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
9.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_ConsumerStaplesSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
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| Fair value of plan assets, end of year |
6.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_ConsumerStaplesSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
9.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_ConsumerStaplesSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
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Energy Sector
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| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
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| Fair value of plan assets (in dollars) |
1.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
1.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_EnergySectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
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| Fair value of plan assets, end of year |
1.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EnergySectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
1.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= us-gaap_PensionPlansDefinedBenefitMember |
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Finance Sector
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| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
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| Fair value of plan assets (in dollars) |
2.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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3.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_FinancialSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
2.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
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3.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
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Health Care Sector
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| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
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| Fair value of plan assets (in dollars) |
9.9us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
8.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_HealthCareSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
9.9us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_HealthCareSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
8.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_HealthCareSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
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Index funds
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| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
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| Fair value of plan assets (in dollars) |
141.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
93.6us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_IndexFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
141.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
93.6us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_IndexFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
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Industrials Sector
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| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
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| Fair value of plan assets (in dollars) |
3.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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2.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_IndustrialsSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
3.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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2.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= us-gaap_PensionPlansDefinedBenefitMember |
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Information Technology Sector
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| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
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| Fair value of plan assets (in dollars) |
3.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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7.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
3.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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7.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= us-gaap_PensionPlansDefinedBenefitMember |
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Capital appreciation mutual fund
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| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
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| Fair value of plan assets (in dollars) |
39.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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13.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
39.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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13.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= us-gaap_PensionPlansDefinedBenefitMember |
|
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Small cap growth mutual fund
|
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|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
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| Fair value of plan assets (in dollars) |
7.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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7.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
7.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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7.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= us-gaap_PensionPlansDefinedBenefitMember |
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Pooled equity fund
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|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
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|
| Fair value of plan assets (in dollars) |
55.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= us-gaap_PensionPlansDefinedBenefitMember |
47.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_PooledEquityFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
55.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
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47.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
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Other
|
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|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
1.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherEquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
1.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherEquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
1.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherEquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
1.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherEquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
US Fixed income securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
227.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
264.6us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Target Allocation (as a percent) |
38.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
20.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Percentage of Assets |
36.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
40.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, beginning of year |
264.6us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
| Fair value of plan assets, end of year |
227.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
264.6us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
Western assets total return funds
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
85.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_WesternAssetsTotalReturnFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
85.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_WesternAssetsTotalReturnFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
|
Blackrock Investments Institutional Member
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
70.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_BlackrockInvestmentsInstitutionalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
70.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_BlackrockInvestmentsInstitutionalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
|
Pimco total return, institutional
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
|
199.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_PimcoTotalReturnINSTLMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
|
199.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_PimcoTotalReturnINSTLMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
Other fixed income securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
71.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherFixedIncomeSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
65.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherFixedIncomeSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
71.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherFixedIncomeSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
65.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherFixedIncomeSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
International equity securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
81.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesInternationalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
91.9us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesInternationalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Target Allocation (as a percent) |
|
20.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesInternationalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Percentage of Assets |
13.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesInternationalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
14.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesInternationalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
81.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesInternationalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
91.9us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesInternationalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
Euro Pacific Growth fund
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
35.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EuroPacificGrowthFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
29.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EuroPacificGrowthFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Percentage of Assets |
6.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EuroPacificGrowthFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
35.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EuroPacificGrowthFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
29.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EuroPacificGrowthFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
Emerging market index funds
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
|
62.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EmergingMarketsFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Target Allocation (as a percent) |
|
5.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EmergingMarketsFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Percentage of Assets |
|
10.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EmergingMarketsFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
|
62.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EmergingMarketsFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
International securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
123.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_InternationalSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
| Target Allocation (as a percent) |
18.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_InternationalSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
| Percentage of Assets |
19.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_InternationalSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
123.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_InternationalSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
|
Fixed income securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
6.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_InternationalFixedIncomeSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
6.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_InternationalFixedIncomeSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
|
Long-biased hedge fund
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
0.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
6.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Target Allocation (as a percent) |
3.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
10.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Percentage of Assets |
|
1.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, beginning of year |
6.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
| Fair value of plan assets, end of year |
0.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
6.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
Real estate partnership
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
1.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_RealEstateMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
1.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_RealEstateMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Target Allocation (as a percent) |
|
2.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_RealEstateMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
1.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_RealEstateMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
1.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_RealEstateMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember |
|
|
Level 1
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
124.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
297.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
124.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
297.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | U.S. equity securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
79.0us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
61.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
79.0us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
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61.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | Consumer Discretionary Sector
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
4.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_ConsumerDiscretionarySectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
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/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
6.6us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
4.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_ConsumerDiscretionarySectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
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/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
6.6us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_ConsumerDiscretionarySectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | Consumer Staples Sector
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
6.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_ConsumerStaplesSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
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/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
9.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
6.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_ConsumerStaplesSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
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/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
9.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_ConsumerStaplesSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | Energy Sector
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
1.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EnergySectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
1.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EnergySectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
1.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EnergySectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
1.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EnergySectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | Finance Sector
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
2.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_FinancialSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
3.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_FinancialSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
2.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_FinancialSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
3.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_FinancialSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | Health Care Sector
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
9.9us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_HealthCareSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
8.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_HealthCareSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
9.9us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_HealthCareSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
8.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_HealthCareSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | Industrials Sector
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
3.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_IndustrialsSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
2.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_IndustrialsSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
3.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_IndustrialsSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
2.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_IndustrialsSectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | Information Technology Sector
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
3.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_InformationTechnologySectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
7.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_InformationTechnologySectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
3.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_InformationTechnologySectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
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/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
7.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_InformationTechnologySectorMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | Capital appreciation mutual fund
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
39.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_CapitalAppreciationMutualFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
13.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_CapitalAppreciationMutualFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
39.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_CapitalAppreciationMutualFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
13.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_CapitalAppreciationMutualFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | Small cap growth mutual fund
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
7.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_SmallCapGrowthMutualFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
7.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_SmallCapGrowthMutualFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
7.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_SmallCapGrowthMutualFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
7.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_SmallCapGrowthMutualFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | Other
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
1.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherEquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
1.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherEquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
1.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherEquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
1.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherEquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | US Fixed income securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
|
202.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
|
202.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | Pimco total return, institutional
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
|
199.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_PimcoTotalReturnINSTLMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
|
199.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_PimcoTotalReturnINSTLMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | Other fixed income securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
|
2.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherFixedIncomeSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
|
2.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherFixedIncomeSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | International equity securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
8.0us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesInternationalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
34.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesInternationalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
8.0us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | Euro Pacific Growth fund
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
35.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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29.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
35.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
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29.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | Emerging market index funds
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
|
5.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
|
5.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
Level 1 | International securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
45.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_InternationalSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
45.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
|
Level 1 | Fixed income securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
2.0us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
2.0us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_InternationalFixedIncomeSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member |
|
|
|
Level 2
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
503.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
267.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
503.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
267.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
|
Level 2 | Short-term investment fund
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
10.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= us-gaap_ShortTermInvestmentsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
5.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_ShortTermInvestmentsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
10.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_ShortTermInvestmentsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
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/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
5.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
|
Level 2 | U.S. equity securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
196.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
141.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
196.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
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/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
141.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesUSMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
|
Level 2 | Index funds
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
141.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_IndexFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
93.6us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_IndexFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
141.3us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_IndexFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
93.6us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_IndexFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
|
Level 2 | Pooled equity fund
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
55.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_PooledEquityFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
47.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_PooledEquityFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
55.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_PooledEquityFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
47.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_PooledEquityFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
|
Level 2 | US Fixed income securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
227.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
62.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
227.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
62.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_FixedIncomeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
|
Level 2 | Western assets total return funds
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
85.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_WesternAssetsTotalReturnFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
85.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_WesternAssetsTotalReturnFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
|
|
Level 2 | Blackrock Investments Institutional Member
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
70.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_BlackrockInvestmentsInstitutionalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
70.8us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_BlackrockInvestmentsInstitutionalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
|
|
Level 2 | Other fixed income securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
71.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherFixedIncomeSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
62.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherFixedIncomeSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
71.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherFixedIncomeSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
62.4us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_OtherFixedIncomeSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
|
Level 2 | International equity securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
68.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesInternationalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
57.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesInternationalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
68.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesInternationalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
57.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesInternationalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
|
Level 2 | Emerging market index funds
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
|
57.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EmergingMarketsFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
|
57.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EmergingMarketsFundMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
|
Level 2 | International securities
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| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
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| Fair value of plan assets (in dollars) |
68.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_InternationalSecuritiesMember
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= us-gaap_PensionPlansDefinedBenefitMember
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= us-gaap_FairValueInputsLevel2Member |
|
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| Roll-forward of Level 3 investments |
|
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|
| Fair value of plan assets, end of year |
68.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_InternationalSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member |
|
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|
Level 3
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| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
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| Fair value of plan assets (in dollars) |
10.6us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
94.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
10.6us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
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= us-gaap_FairValueInputsLevel3Member |
94.5us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= us-gaap_PensionPlansDefinedBenefitMember
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= us-gaap_FairValueInputsLevel3Member |
|
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Level 3 | Receivables
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| Roll-forward of Level 3 investments |
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| Fair value of plan assets, beginning of year |
86.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= us-gaap_FinanceReceivablesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
| Collection of receivables |
(86.2)axll_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisCollectionOfReceivables
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
| Realized loss on plan assets |
(0.5)axll_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisRealizedLossOnPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
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/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
|
Level 3 | International equity securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
5.0us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_EquitySecuritiesInternationalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
| Roll-forward of Level 3 investments |
|
|
|
| Purchases or transfers to Level 3 |
5.0us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3
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= axll_EquitySecuritiesInternationalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
| Fair value of plan assets, end of year |
5.0us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_EquitySecuritiesInternationalMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
|
Level 3 | International securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
9.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_InternationalSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, end of year |
9.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_InternationalSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
|
Level 3 | Fixed income securities
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
4.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= axll_InternationalFixedIncomeSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
| Roll-forward of Level 3 investments |
|
|
|
| Purchases or transfers to Level 3 |
4.2us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3
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= axll_InternationalFixedIncomeSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
| Fair value of plan assets, end of year |
4.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= axll_InternationalFixedIncomeSecuritiesMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
|
Level 3 | Long-biased hedge fund
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
0.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, beginning of year |
6.7us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
| Purchases or transfers to Level 3 |
0.4us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
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= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
| Sale of assets or transfers from Level 3 |
(6.9)us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
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= us-gaap_HedgeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
| Fair value of plan assets, end of year |
0.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_HedgeFundsMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
|
Level 3 | Real estate partnership
|
|
|
|
| Summary of the Plan's investments measured at fair value and the target and current allocation, by level within the fair value hierarchy |
|
|
|
| Fair value of plan assets (in dollars) |
1.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_RealEstateMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
| Roll-forward of Level 3 investments |
|
|
|
| Fair value of plan assets, beginning of year |
1.1us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_RealEstateMember
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
| Unrealized gain on plan assets |
0.1axll_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisUnrealizedGainOnPlanAssets
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= us-gaap_RealEstateMember
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= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|
| Fair value of plan assets, end of year |
$ 1.2us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
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= us-gaap_RealEstateMember
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= us-gaap_PensionPlansDefinedBenefitMember
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member |
|
|