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Post-Retirement Plans - Additional Information (Detail) | 1 Months Ended | 4 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Dec. 31, 2014 USD ($) | Sep. 30, 2014 Employee | Jan. 03, 2015 USD ($) | Oct. 10, 2015 USD ($) | Oct. 04, 2014 USD ($) | Jan. 03, 2015 USD ($)
Pension and Other Postretirement Benefits Disclosure [Line Items] |  |  |  |  |  |
Number of former employees covered | Employee |  | 2,500 |  |  |  |
Percentage reduced in plan obligations |  | 10.00% |  |  |  |
Pension contributions |  |  |  | $ 10,000,000 | $ 12,999,000 |
Expected pension income for fiscal 2015 |  |  |  | 0 |  |
Total cost and employer contributions |  |  |  | $ 20,500,000 | $ 20,100,000 |
Plan No. 1 |  |  |  |  |  |
Pension and Other Postretirement Benefits Disclosure [Line Items] |  |  |  |  |  |
Distributions from existing plan assets | $ 48,400,000 |  |  |  |  |
Settlement loss |  |  | $ 15,400,000 |  |  |
Plan No. 2 |  |  |  |  |  |
Pension and Other Postretirement Benefits Disclosure [Line Items] |  |  |  |  |  |
Distributions from existing plan assets | $ 2,000,000 |  |  |  |  |
Settlement loss |  |  |  |  |  | $ 0

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- Definition Defined Benefit Plan, Benefit Obligation, Period Increase (Decrease), Percentage + References No definition available. + Details
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- Definition Pension and other postretirement benefits disclosure. + References No definition available. + Details
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- Definition Amount of net gain (loss) recognized in net periodic benefit cost as a result of an irrevocable action that relieves the employer (or the plan) of primary responsibility for a benefit obligation and eliminates significant risks related to the obligation and the assets used to effect the settlement. Examples of transactions that constitute a settlement include, but are not limited to, lump-sum cash payments to plan participants in exchange for their rights to receive specified benefits and purchasing nonparticipating annuity contracts to cover vested benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 30 -Section 15 -Paragraph 6 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=7577095&loc=d3e8001-114927 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h)(7) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 + Details
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- Definition The amount that relates to an irrevocable action that relieves the employer (or the plan) of primary responsibility for a benefit obligation and eliminates significant risks related to the obligation and the assets used to effect the settlement. Examples of transactions that constitute a settlement include (a) making lump-sum cash payments to plan participants in exchange for their rights to receive specified benefits and (b) purchasing nonparticipating annuity contracts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 30 -Section 15 -Paragraph 6 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=7577095&loc=d3e8001-114927 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)(8) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 + Details
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- Definition Amount of employer's best estimate of contributions expected to be paid to the plan in the current remaining fiscal period. + References No definition available. + Details
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- Definition The amount of the cost recognized during the period for defined contribution plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942 + Details
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- Definition The amount of cash or cash equivalents contributed by the entity to fund its pension plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3536-108585 + Details
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