OTHER INTANGIBLE ASSETS, NET (Detail) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Finite Lived Intangible Assets [Line Items]
Gross	$ 892,885	$ 879,897
Accumulated Amortization	(405,788)	(399,990)
Net	487,097	479,907
Technology [Member]
Finite Lived Intangible Assets [Line Items]
Gross	258,423	257,676
Accumulated Amortization	(140,539)	(140,390)
Net	117,884	117,286
Customer Relationships [Member]
Finite Lived Intangible Assets [Line Items]
Gross	445,863	434,492
Accumulated Amortization	(219,366)	(215,855)
Net	226,497	218,637
Contract and Program Intangible Assets [Member]
Finite Lived Intangible Assets [Line Items]
Gross	144,000	144,000
Accumulated Amortization	(14,400)	(12,600)
Net	129,600	131,400
Other Intangible Assets [Member]
Finite Lived Intangible Assets [Line Items]
Gross	44,599	43,729
Accumulated Amortization	(31,483)	(31,145)
Net	$ 13,116	$ 12,584