UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Statement [Abstract]
NET REVENUE	$ 2,310,417	$ 1,939,791	$ 1,828,046
COST OF REVENUE	1,797,418	1,517,576	1,382,047
GROSS PROFIT	512,999	422,215	445,999
OPERATING COSTS AND EXPENSES:
Selling, general and administrative expenses	459,628	345,884	338,456
Provision for doubtful accounts	0	0	45,602
Depreciation and amortization expense	53,690	38,062	34,662
Total operating expenses	513,318	383,946	418,720
OPERATING (LOSS) INCOME	(319)	38,269	27,279
OTHER INCOME (EXPENSE):
Interest expense, net	(73,724)	(45,824)	(44,307)
Equity in earnings of joint ventures	2,840	1,020	2,186
Other, net	(6,991)	(2,233)	135
Total other expense	(77,875)	(47,037)	(41,986)
LOSS BEFORE INCOME TAXES	(78,194)	(8,768)	(14,707)
INCOME TAX BENEFIT	(2,274)	(2,653)	(18,585)
NET (LOSS) INCOME	(75,920)	(6,115)	3,878
OTHER COMPREHENSIVE (LOSS) INCOME, NET OF TAX:
Change in unrealized (losses) gains on cash flow hedges, net of income taxes of $259, $234 and $36, respectively	(8,039)	774	58
OTHER COMPREHENSIVE (LOSS) INCOME	(8,039)	774	58
NET COMPREHENSIVE (LOSS) INCOME	$ (83,959)	$ (5,341)	$ 3,936
(LOSS) EARNINGS PER COMMON SHARE
Net (loss) earnings per share, basic and diluted (in dollars per share)	$ (0.49)	$ (0.04)	$ 0.03
Weighted average common shares outstanding, basic and diluted (in shares)	156,280	142,614	142,614