Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Income Statement [Abstract]
Revenue	$ 122,394	$ 72,111	$ 314,708	$ 219,099
Cost of revenue	93,116	48,312	235,186	148,576
Operating expenses	24,408	18,031	80,551	51,815
Intangible amortization expense	2,431	1,528	6,570	4,463
Operating income (loss)	2,439	4,240	(7,599)	14,245
Non-operating expense, net	4,583	2,612	11,977	6,776
(Loss) earnings before income taxes from continuing operations	(2,144)	1,628	(19,576)	7,469
Income tax expense (benefit), net on continuing operations	2,012	(1,876)	5,136	2,491
Net (loss) income from continuing operations	(4,156)	3,504	(24,712)	4,978
Loss before income taxes from discontinued operations	0	(1,044)	0	(27,990)
Income tax benefit, net on discontinued operations	0	(4)	0	(494)
Net loss on discontinued operations	0	(1,040)	0	(27,496)
Net (loss) income	$ (4,156)	$ 2,464	$ (24,712)	$ (22,518)
Weighted average common shares outstanding
Basic (in shares)	49,771,000	40,955,000	48,627,000	40,368,000
Diluted (in shares)	49,771,000	41,306,000	48,627,000	40,931,000
Basic net (loss) earnings per share:
Income (Loss) from Continuing Operations, Per Basic Share	$ (0.08)	$ 0.09	$ (0.51)	$ 0.12
Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Basic Share	0.00	(0.03)	0.00	(0.68)
Basic (in dollars per share)	(0.08)	0.06	(0.51)	(0.56)
Income (Loss) from Continuing Operations, Per Diluted Share	(0.08)	0.09	(0.51)	0.12
Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Diluted Share	0.00	(0.03)	0.00	(0.67)
Diluted (in dollars per share)	$ (0.08)	$ 0.06	$ (0.51)	$ (0.55)