XML 105 R77.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Summary of Changes in Fair Value of Plans' Level 3 Assets (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014
U.S. Plans |  |
Changes In Level 3 Assets And Liabilities Measured At Fair Value On Recurring Basis [Line Items] |  |
Fair value of plan assets at beginning of year | $ 4,069.7 | $ 4,048.0
Fair value of plan assets at end of year | 3,759.4 | 4,069.7
Other Postretirement Benefit Plans |  |
Changes In Level 3 Assets And Liabilities Measured At Fair Value On Recurring Basis [Line Items] |  |
Fair value of plan assets at beginning of year | 9.1 | 9.2
Fair value of plan assets at end of year | 7.7 | 9.1
International Plans |  |
Changes In Level 3 Assets And Liabilities Measured At Fair Value On Recurring Basis [Line Items] |  |
Fair value of plan assets at beginning of year | 2,718.9 | 2,681.8
Fair value of plan assets at end of year | 2,496.8 | 2,718.9
Fair Value, Inputs, Level 3 | U.S. Plans |  |
Changes In Level 3 Assets And Liabilities Measured At Fair Value On Recurring Basis [Line Items] |  |
Fair value of plan assets at beginning of year | 64.4 | 130.7
Realized gains (losses) | (8.5) | (19.6)
Purchases or acquisitions | 0.2 |
Sales or dispositions | (23.3) | (74.6)
Currency and unrealized gains (losses) relating to instruments still held at end of year | 12.4 | 27.9
Fair value of plan assets at end of year | 45.2 | 64.4
Fair Value, Inputs, Level 3 | U.S. Plans | Real Estate |  |
Changes In Level 3 Assets And Liabilities Measured At Fair Value On Recurring Basis [Line Items] |  |
Fair value of plan assets at beginning of year | 34.2 | 34.7
Realized gains (losses) | 0.1 | 4.7
Sales or dispositions | (0.1) | (4.9)
Currency and unrealized gains (losses) relating to instruments still held at end of year | 3.4 | (0.3)
Fair value of plan assets at end of year | 37.6 | 34.2
Fair Value, Inputs, Level 3 | U.S. Plans | Private Equity |  |
Changes In Level 3 Assets And Liabilities Measured At Fair Value On Recurring Basis [Line Items] |  |
Fair value of plan assets at beginning of year | 12.8 | 16.5
Realized gains (losses) | (8.2) | (24.4)
Purchases or acquisitions | 0.2 |
Sales or dispositions | (6.6) | (6.7)
Currency and unrealized gains (losses) relating to instruments still held at end of year | 9.4 | 27.4
Fair value of plan assets at end of year | 7.6 | 12.8
Fair Value, Inputs, Level 3 | U.S. Plans | Insurance Contracts |  |
Changes In Level 3 Assets And Liabilities Measured At Fair Value On Recurring Basis [Line Items] |  |
Fair value of plan assets at beginning of year | 17.4 | 79.5
Realized gains (losses) | (0.4) | 0.1
Sales or dispositions | (16.6) | (63.0)
Currency and unrealized gains (losses) relating to instruments still held at end of year | (0.4) | 0.8
Fair value of plan assets at end of year |  | 17.4
Fair Value, Inputs, Level 3 | Other Postretirement Benefit Plans | Insurance Contracts |  |
Changes In Level 3 Assets And Liabilities Measured At Fair Value On Recurring Basis [Line Items] |  |
Fair value of plan assets at beginning of year | 7.3 | 7.5
Realized gains (losses) | (0.1) |
Purchases or acquisitions | 0.5 | 0.2
Sales or dispositions |  | (0.4)
Fair value of plan assets at end of year | 7.7 | 7.3
Fair Value, Inputs, Level 3 | International Plans |  |
Changes In Level 3 Assets And Liabilities Measured At Fair Value On Recurring Basis [Line Items] |  |
Fair value of plan assets at beginning of year | 227.0 | 244.3
Realized gains (losses) | 0.2 | (0.1)
Purchases or acquisitions | 38.5 | 23.3
Sales or dispositions | (17.2) | (28.8)
Currency and unrealized gains (losses) relating to instruments still held at end of year | (15.8) | (11.7)
Fair value of plan assets at end of year | 232.7 | 227.0
Fair Value, Inputs, Level 3 | International Plans | Real Estate |  |
Changes In Level 3 Assets And Liabilities Measured At Fair Value On Recurring Basis [Line Items] |  |
Fair value of plan assets at beginning of year | 40.8 | 42.8
Realized gains (losses) | 0.2 | (0.2)
Purchases or acquisitions | 6.1 | 15.3
Sales or dispositions | (5.9) | (15.5)
Currency and unrealized gains (losses) relating to instruments still held at end of year | 0.6 | (1.6)
Fair value of plan assets at end of year | 41.8 | 40.8
Fair Value, Inputs, Level 3 | International Plans | Commingled Funds |  |
Changes In Level 3 Assets And Liabilities Measured At Fair Value On Recurring Basis [Line Items] |  |
Fair value of plan assets at beginning of year | 50.7 | 50.2
Realized gains (losses) |  | 0.1
Purchases or acquisitions | 23.0 | 1.0
Sales or dispositions | (0.4) | (0.3)
Currency and unrealized gains (losses) relating to instruments still held at end of year | (3.0) | (0.3)
Fair value of plan assets at end of year | 70.3 | 50.7
Fair Value, Inputs, Level 3 | International Plans | Insurance Contracts |  |
Changes In Level 3 Assets And Liabilities Measured At Fair Value On Recurring Basis [Line Items] |  |
Fair value of plan assets at beginning of year | 135.5 | 151.3
Purchases or acquisitions | 9.4 | 7.0
Sales or dispositions | (10.9) | (13.0)
Currency and unrealized gains (losses) relating to instruments still held at end of year | (13.4) | (9.8)
Fair value of plan assets at end of year | $ 120.6 | $ 135.5

X
- Definition Changes In Level 3 Assets And Liabilities Measured At Fair Value On Recurring Basis [Line Items] + References No definition available. + Details
Name: | uis_ChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisLineItems
Namespace Prefix: | uis_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Actual return on plan assets, separately identifying the amount related to assets sold during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(02)(A) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (c)(iv)(02)(A) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e2446-114920 + Details
Name: | us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Actual return on plan assets, separately identifying the amount related to assets still held at the reporting date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(02)(A) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (c)(iv)(02)(A) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e2446-114920 + Details
Name: | us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsStillHeld
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of increase in the plan assets attributed to a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(6) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 + Details
Name: | us-gaap_DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of decrease in the plan assets attributed to the sale, liquidation, spin-off or other divestiture of a corporate division or subsidiary. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(7) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 + Details
Name: | us-gaap_DefinedBenefitPlanDivestituresPlanAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Assets, usually stocks, bonds, and other investments, that have been segregated and restricted (usually in a trust) to provide benefits, at their fair value as of the measurement date. Plan assets include amounts contributed by the employer (and by employees for a contributory plan) and amounts earned from investing the contributions, less benefits paid. If a plan has liabilities other than for benefits, those non-benefit obligations may be considered as reductions of plan assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 30 -Section 35 -Paragraph 50 -URI http://asc.fasb.org/extlink&oid=49178875&loc=d3e12355-114930 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 + Details
Name: | us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis=us-gaap_UnitedStatesPensionPlansOfUSEntityDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis=us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis=us-gaap_ForeignPensionPlansDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=us-gaap_RealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=us-gaap_PrivateEquityFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByAssetClassAxis=uis_InsuranceContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=uis_CommingledFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |