Acquisitions (Tables)

12 Months Ended

Dec. 31, 2018

Business Combinations [Abstract]

Schedule of Business Acquisitions, by Acquisition

	Preliminary Fair Value Originally Estimated as of Acquisition Date (1)		Differences Between Prior and Current Period Preliminary Fair Value Estimate			Fair Value Estimated as of Acquisition Date
Assets acquired:
Current assets	$	307,427	$	23,443		$	330,870
Goodwill	183,711		(53,347		)	130,364
Intangible assets	191,000		230			191,230
Other noncurrent assets	152,555		65,685			218,240
Total assets	834,693		36,011			870,704
Liabilities assumed:
Current liabilities	83,822		8,616			92,438
Noncurrent liabilities	11,223		8,994			20,217
Total liabilities	95,045		17,610			112,655
Fair value of net assets acquired, net of cash	$	739,648	$	18,401		$	758,049

	Preliminary Fair Value Originally Estimated as of Acquisition Date (2)		Differences Between Prior and Current Period Preliminary Fair Value Estimate			Fair Value as of Acquisition Date
Assets acquired:
Current assets	$	61,986	$	—		$	61,986
Goodwill	288,691		(4,933		)	283,758
Intangible assets	115,000		—			115,000
Other noncurrent assets	5,069		(1,282		)	3,787
Total assets	470,746		(6,215		)	464,531
Liabilities assumed:
Current liabilities	72,962		—			72,962
Noncurrent liabilities	31,215		—			31,215
Total liabilities	104,177		—			104,177
Fair value of net assets acquired, net of cash	$	366,569	$	(6,215	)	$	360,354

⁽²⁾ As previously reported in our 2017 Form 10-K.

Schedule of Business Acquisition, Pro Forma Information

	Pro Forma - Unaudited
	Year Ended December 31,
	2018		2017
Net revenue	$	10,118,708	$	10,158,275