CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Income Statement [Abstract]
Revenue from services	$ 210,064	$ 195,171
Operating expenses:
Direct operating expenses	160,461	146,917
Selling, general and administrative expenses	45,881	46,036
Bad debt expense	539	270
Depreciation and amortization	3,296	2,984
Acquisition and integration-related costs	77	512
Restructuring costs	564	1,140
Total operating expenses	210,818	197,859
Loss from operations	(754)	(2,688)
Other expenses (income):
Interest expense	867	1,422
Loss on early extinguishment of debt	0	360
Other income, net	(31)	(82)
Loss before income taxes	(1,590)	(4,388)
Income tax expense (benefit)	178	(3,012)
Consolidated net loss	(1,768)	(1,376)
Less: Net income attributable to noncontrolling interest in subsidiary	321	391
Net loss attributable to common shareholders	$ (2,089)	$ (1,767)
Net loss per share attributable to common shareholders - Basic and Diluted (in dollars per share)	$ (0.06)	$ (0.05)
Weighted average common shares outstanding:
Basic and Diluted (in shares)	35,873	35,700