EMPLOYEE BENEFIT PLANS (Funds Invested in Equity, Fixed income, and Other Investments and Fair Values of Pension Plan Assets by Asset Category) (Details) (USD $) In Millions, unless otherwise specified	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Defined Benefit Plan Disclosure
Plan asset allocations	100.00%
Results of stochastic modeling, median return, percentage, minimum	7.70%
Equity Securities
Defined Benefit Plan Disclosure
Plan asset allocations	71.00%
U.S. Large Cap
Defined Benefit Plan Disclosure
Plan asset allocations	46.00%
Fair value of plan assets (in dollars)	$ 69.4	$ 55.2
U.S. Small/ Mid Cap
Defined Benefit Plan Disclosure
Plan asset allocations	8.00%
Fair value of plan assets (in dollars)	12.8	9.2
World Equity ex- U.S.
Defined Benefit Plan Disclosure
Plan asset allocations	17.00%
Fair value of plan assets (in dollars)	25.6	21.9
Fixed Income Securities
Defined Benefit Plan Disclosure
Plan asset allocations	25.00%
U.S. Core Fixed Income
Defined Benefit Plan Disclosure
Plan asset allocations	12.00%
Fair value of plan assets (in dollars)	17.9	16.4
Long Duration Bond
Defined Benefit Plan Disclosure
Plan asset allocations	8.00%
Fair value of plan assets (in dollars)	11.5	12.5
High Yield Fixed Income
Defined Benefit Plan Disclosure
Plan asset allocations	3.00%
Fair value of plan assets (in dollars)	4.4	4.2
Emerging Markets Debt
Defined Benefit Plan Disclosure
Plan asset allocations	2.00%
Fair value of plan assets (in dollars)	3.7	4.0
Insurance Contracts
Defined Benefit Plan Disclosure
Plan asset allocations	4.00%
Fair value of plan assets (in dollars)	5.8	5.7
Cash and Equivalents
Defined Benefit Plan Disclosure
Plan asset allocations	0.00%
Fair value of plan assets (in dollars)	0	1.1
Other than Securities Investment
Defined Benefit Plan Disclosure
Plan asset allocations	4.00%
Quoted Prices in Active Markets for Identical Assets (Level 1)
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	145.3	124.5
Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. Large Cap
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	69.4	55.2
Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. Small/ Mid Cap
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	12.8	9.2
Quoted Prices in Active Markets for Identical Assets (Level 1) | World Equity ex- U.S.
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	25.6	21.9
Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. Core Fixed Income
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	17.9	16.4
Quoted Prices in Active Markets for Identical Assets (Level 1) | Long Duration Bond
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	11.5	12.5
Quoted Prices in Active Markets for Identical Assets (Level 1) | High Yield Fixed Income
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	4.4	4.2
Quoted Prices in Active Markets for Identical Assets (Level 1) | Emerging Markets Debt
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	3.7	4.0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Insurance Contracts
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Cash and Equivalents
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	1.1
Significant Other Observable Inputs (Level 2)
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	5.8	5.7
Significant Other Observable Inputs (Level 2) | U.S. Large Cap
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Significant Other Observable Inputs (Level 2) | U.S. Small/ Mid Cap
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Significant Other Observable Inputs (Level 2) | World Equity ex- U.S.
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Significant Other Observable Inputs (Level 2) | U.S. Core Fixed Income
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Significant Other Observable Inputs (Level 2) | Long Duration Bond
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Significant Other Observable Inputs (Level 2) | High Yield Fixed Income
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Significant Other Observable Inputs (Level 2) | Emerging Markets Debt
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Significant Other Observable Inputs (Level 2) | Insurance Contracts
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	5.8	5.7
Significant Other Observable Inputs (Level 2) | Cash and Equivalents
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Significant Unobservable Inputs (Level 3)
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Significant Unobservable Inputs (Level 3) | U.S. Large Cap
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Significant Unobservable Inputs (Level 3) | U.S. Small/ Mid Cap
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Significant Unobservable Inputs (Level 3) | World Equity ex- U.S.
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Significant Unobservable Inputs (Level 3) | U.S. Core Fixed Income
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Significant Unobservable Inputs (Level 3) | Long Duration Bond
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Significant Unobservable Inputs (Level 3) | High Yield Fixed Income
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Significant Unobservable Inputs (Level 3) | Emerging Markets Debt
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Significant Unobservable Inputs (Level 3) | Insurance Contracts
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Significant Unobservable Inputs (Level 3) | Cash and Equivalents
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	0	0
Pension Benefits
Defined Benefit Plan Disclosure
Fair value of plan assets (in dollars)	$ 151.1	$ 130.2	$ 120.0