SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Summary of Components of Other Net Reflected in Consolidated Statements of Operations (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 29, 2019	Mar. 30, 2018
Other, net:
Foreign exchange (loss) gain	$ (0.5)	$ 0.2
Cash surrender value of life insurance policies	1.7	(0.6)
Net periodic pension benefit	0.8	1.6
Other	(0.2)	1.1
Total other, net	$ 1.8	$ 2.3