Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets
Cash and cash equivalents	$ 32,873	$ 46,468
Accounts receivable, net of allowance for doubtful accounts of $5,663 and $9,774, respectively	92,845	93,273
Prepaid expenses	14,344	9,669
Other current assets	1,035	1,133
Total current assets	141,097	150,543
Property and equipment
Accumulated depreciation	(80,094)	(81,261)
Property and equipment, net	17,685	22,276
Intangible assets, net	49,567	59,291
Goodwill	387,154	395,759
Other assets	8,306	8,535
Total assets	603,809	636,404
Current liabilities
Current portion of long-term debt, net	3,000	3,000
Accounts payable and accrued expense	34,733	27,067
Current portion of contingent consideration	667	646
Deferred revenue	3,638	4,800
Total current liabilities	42,038	35,513
Long-term debt, net	515,734	507,706
Deferred tax liabilities	7,500	6,772
Other liabilities	7,647	8,559
Total liabilities	572,919	558,550
Commitments and contingencies
Stockholders' equity
Common stock $0.0001 par value, 200,000,000 shares authorized, 42,791,540 and 42,684,549 issued and outstanding as of September 30, 2022 and December 31, 2021, respectively	4	4
Preferred Stock $0.0001 par value, 1,000,000 shares authorized, zero issued and outstanding as of September 30, 2022 and December 31, 2021, respectively
Additional paid-in capital	389,793	386,028
Accumulated deficit	(354,158)	(315,967)
Accumulated other comprehensive (loss) income	(4,749)	7,789
Total stockholders' equity	30,890	77,854
Total liabilities and stockholders' equity	603,809	636,404
Computer software and hardware
Property and equipment
Property and equipment, gross	69,581	73,677
Leasehold improvements
Property and equipment
Property and equipment, gross	25,565	26,796
Furniture, fixtures and other equipment
Property and equipment
Property and equipment, gross	$ 2,633	$ 3,064