DERIVATIVE FINANCIAL INSTRUMENTS (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2018	Dec. 30, 2017
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Net derivative losses on closed hedge instruments in AOCI that will be realized in earnings when the hedged items impact earnings	$ 1.7	$ (2.0)
Net AOCI hedging component	18.3
Net current deferred losses expected to be realized in the next twelve months	$ 15.8