OTHER INTANGIBLE ASSETS, NET (Narrative) (Detail) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Finite Lived Intangible Assets [Line Items]
Finite-lived Intangible Assets Acquired	$ 141.1
Amortization expense	21.1	$ 19.1
Future amortization expense in remainder of fiscal year	43.6
Future amortization expense in year two	43.5
Future amortization expense in year three	41.6
Future amortization expense in year four	39.8
Future amortization expense in year five	37.3
Contract and Program Intangible Assets [Member]
Finite Lived Intangible Assets [Line Items]
Finite-lived Intangible Assets Acquired	$ 139.0
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	20 years
Customer Relationships [Member]
Finite Lived Intangible Assets [Line Items]
Finite-lived Intangible Assets Acquired	$ 1.8
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	10 years 4 months 27 days
Other Intangible Assets [Member]
Finite Lived Intangible Assets [Line Items]
Finite-lived Intangible Assets Acquired	$ 0.3
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	8 years