EMPLOYEE BENEFIT PLANS - Net Periodic Post-Retirement Benefit Expense (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Jan. 02, 2016	Jan. 03, 2015
Defined Benefit Plan Disclosure [Line Items]
Settlement / curtailment loss (gain)	$ 0.8
Other Postretirement Benefit Plans, Defined Benefit
Defined Benefit Plan Disclosure [Line Items]
Service cost	0.6	$ 0.5	$ 1.0
Interest cost	1.7	2.1	2.7
Prior service credit amortization	(1.2)	(1.3)	(1.4)
Actuarial loss amortization	0.0	0.0	(0.1)
Net periodic pension expense	$ 1.1	$ 1.3	$ 2.2