BUSINESS COMBINATIONS (Tables)

6 Months Ended

Jun. 30, 2018

Business Combinations [Abstract]

Summary of Purchase Price Paid for Acquisitions

A summary of the purchase price paid for these acquisitions and the allocation of the purchase price for these acquisitions follows:

	Six Months Ended June 30,
	2018			2017
Purchase Price:
Cash paid for acquisitions	$	19,189		$	2,664
Notes payable	—			2,400
Other non-cash consideration	—			100
Holdbacks	172			196
Total	19,361			5,360
Allocated as follows:
Current assets	1,640			—
Building	5,578			—
Equipment	4,642			2,291
Intangible assets	2,700			1,317
Other liabilities, net	(1,276		)	(49		)
Deferred tax liability	(1,635		)	—
Fair value of assets acquired and liabilities assumed	11,649			3,559
Excess purchase price allocated to goodwill	$	7,712		$	1,801

Schedule of Unaudited Pro forma Combined Information

Unaudited pro forma combined information that shows our operational results as though each acquisition completed since the beginning of the prior fiscal year had occurred as of January 1, 2017 follows:

	Three Months Ended June 30,					Six Months Ended June 30,
	2018		2017			2018			2017
Revenue	$	165,649	$	159,892		$	313,503		$	300,041
Operating income (loss)	$	15,149	$	(46,986	)	$	16,005		$	(40,112	)
Net income (loss)	$	1,704	$	(53,505	)	$	(2,196	)	$	(53,553	)
Basic weighted average common shares outstanding	42,661		41,811			42,516			41,698
Basic earnings per share attributable to common stockholders	$	0.04	$	(1.28	)	$	(0.05	)	$	(1.28	)
Diluted weighted average shares outstanding	43,916		41,811			42,516			41,698
Diluted earnings per share attributable to common stockholders	$	0.04	$	(1.28	)	$	(0.05	)	$	(1.28	)