SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Summary of Components of Other Net Reflected in Consolidated Statements of Operations (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 27, 2019	Sep. 28, 2018	Sep. 27, 2019	Sep. 28, 2018
Other, net:
Foreign exchange loss	$ (1.9)	$ (2.5)	$ (2.7)	$ (6.2)
Cash surrender value of life insurance policies	0.3	0.3	3.0	0.1
Net periodic pension benefit	0.7	1.3	2.0	3.9
Other	(0.3)	(0.7)	(2.4)	(0.4)
Total other, net	$ (1.2)	$ (1.6)	$ (0.1)	$ (2.6)