Amount of gain (loss) from change in actuarial assumptions which (increases) decreases benefit obligation of defined benefit plan. Assumptions include, but are not limited to, interest, mortality, employee turnover, salary, and temporary deviation from substantive plan.

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- Definition

Amount, before tax, after reclassification adjustment, of increase (decrease) in accumulated other comprehensive income from gain (loss) of defined benefit plan.

+ 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 (i)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 10A
-Subparagraph (i)
-URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669646-108580

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 11
-URI http://asc.fasb.org/extlink&oid=84228862&loc=d3e637-108580

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- Definition

Amount of actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.

+ References

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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.

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No definition available.

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- Definition

Percentage of target investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan.

+ References

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- Definition

Amount of gain (loss) recognized in net periodic benefit (cost) credit from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk related to obligation and assets used to effect settlement.

+ References

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Amount of (increase) decrease to benefit obligation of defined benefit plan from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk for obligation and assets used to effect settlement. Includes, but is not limited to, lump-sum cash payment to participant in exchange for right to receive specified benefits, purchase of nonparticipating annuity contract and change from remeasurement.

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PENSION AND OTHER POSTRETIREMENT BENEFITS (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Jul. 02, 2016	Dec. 30, 2017	Dec. 31, 2016	Jan. 02, 2016
Components of net periodic benefit cost (credit)
Recognized loss on settlements			$ 41.4
U.S.
Defined Benefit Plans
Settlements	$ 70.0		69.2
Projected benefit obligations		$ 1,082.1	1,033.7	$ 1,088.9
Net actuarial loss (gain)		21.8	39.1	21.1
Components of net periodic benefit cost (credit)
Recognized loss on settlements	41.4
Actuarial loss (gain)	$ 72.0	$ 73.1	39.1
U.S. \| Growth portfolio
Defined Benefit Plans
Target assets allocation (as a percent)		65.00%
U.S. \| Liability hedging portfolio
Defined Benefit Plans
Target assets allocation (as a percent)		35.00%
Int'l
Defined Benefit Plans
Projected benefit obligations		$ 836.7	762.9	674.7
Net actuarial loss (gain)		(17.2)	48.9	$ 11.3
Components of net periodic benefit cost (credit)
Actuarial loss (gain)		$ (26.4)	$ 123.8
Int'l \| Equity Securities
Defined Benefit Plans
Target assets allocation (as a percent)		39.00%
Int'l \| Fixed income securities and cash
Defined Benefit Plans
Target assets allocation (as a percent)		43.00%
Int'l \| Other investments
Defined Benefit Plans
Target assets allocation (as a percent)		18.00%