Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Net Income (Loss) Attributable to Parent [Abstract]
NET INCOME	$ 34,778	$ 29,881	$ 127,054	$ 102,953
Other comprehensive (loss) income, net of taxes:
Foreign currency translation adjustment	(5,908)	8,399	(22,223)	16,998
Unrealized gain (loss) arising during the period, net of tax (provision) benefit of ($846), $154, ($4,416), and $1,462, respectively	2,680	(257)	13,985	(2,437)
Unrealized gain on interest rate risk management activities, net of tax	3,522	1,454	16,705	3,531
OTHER COMPREHENSIVE (LOSS) INCOME, NET OF TAXES	(2,386)	9,853	(5,518)	20,529
COMPREHENSIVE INCOME	32,392	39,734	121,536	123,482
SG&A
Other comprehensive (loss) income, net of taxes:
Reclassification adjustment for loss included in interest expense, net of tax benefit of $266, $1,027, $1,080, and $3,581, respectively	0	0	(698)	0
Interest Expense
Other comprehensive (loss) income, net of taxes:
Reclassification adjustment for loss included in interest expense, net of tax benefit of $266, $1,027, $1,080, and $3,581, respectively	$ 842	$ 1,711	$ 3,418	$ 5,968