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Employee Benefit Plans - Individually Significant Multiemployer Pension Plans (Parenthetical) (Detail) | 12 Months Ended
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Dec. 31, 2016
Multiemployer Plans [Line Items] |
High end of funded percentage of multiemployer plans in critical status | 65.00%
High end of funded percentage of multiemployer plans in endangered status | 80.00%
Surcharge percentage during first twelve months on contribution rates for plans certified as endangered, seriously endangered or critical | 5.00%
Period for which surcharge is 5% on contribution rates for plans certified as endangered, seriously endangered or critical | 12 months
Surcharge percentage after first twelve months on contribution rates for plans certified as endangered, seriously endangered or critical | 10.00%
Description of multiemployer defined benefit pension plan | A Multiemployer Pension Plan that has been certified as endangered, seriously endangered or critical may begin to levy a statutory surcharge on contribution rates. Once authorized, the surcharge is at the rate of 5% for the first 12 months and 10% for any periods thereafter. Contributing employers, however, may eliminate the surcharge by entering into a collective bargaining agreement that meets the requirements of the applicable FIP or RP.
Minimum percentage of total contributions provided by the Company relating to multiemployer plans | 5.00%
Minimum [Member] |
Multiemployer Plans [Line Items] |
Projected insolvency period | 15 years
Maximum [Member] |
Multiemployer Plans [Line Items] |
Projected insolvency period | 20 years

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Description of the extent to which the employer could be responsible for obligations of the multiemployer plan, including benefits earned by employees during employment with another employer. A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 7 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450678-114947 + Details
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- Definition Period for which surcharge is five percent on contribution rates for plans certified as endangered seriously endangered or critical. + References No definition available. + Details
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- Definition Surcharge percentage after first twelve months on contribution rates for plans certified as endangered seriously endangered or critical. + References No definition available. + Details
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- Definition Surcharge percentage during first twelve months on contribution rates for plans certified as endangered seriously endangered or critical. + References No definition available. + Details
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