Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets
Cash and cash equivalents	$ 10,401	$ 20,775
Restricted cash	34,402	27,285
Accounts receivable, net of allowance for doubtful accounts of $5,930 and $6,049, respectively	93,600	184,102
Related party receivables and prepaid expenses	504	715
Inventories, net	17,234	15,215
Prepaid expenses and other current assets	28,551	31,799
Total current assets	184,692	279,891
Property, plant and equipment, net of accumulated depreciation of $201,650 and $196,683, respectively	68,788	73,449
Operating lease right-of-use assets, net	44,943	53,937
Goodwill	328,071	358,323
Intangible assets, net	211,659	244,539
Deferred income tax assets	1,279	2,109
Other noncurrent assets	25,839	24,775
Total assets	865,271	1,037,023
Current liabilities
Accounts payable	80,783	61,744
Related party payables	1,698	1,484
Income tax payable	1,178	3,551
Accrued liabilities	52,795	113,519
Accrued compensation and benefits	52,925	60,860
Accrued interest	29,430	10,075
Customer deposits	18,278	17,707
Deferred revenue	15,681	16,617
Obligation for claim payment	50,780	46,902
Current portion of finance lease liabilities	4,902	6,683
Current portion of operating lease liabilities	13,127	15,923
Current portion of long-term debts	195,043	236,775
Total current liabilities	516,620	591,840
Long-term debt, net of current maturities	909,506	1,012,452
Finance lease liabilities, net of current portion	7,276	9,156
Pension liabilities, net	23,165	28,383
Deferred income tax liabilities	14,046	11,594
Long-term income tax liabilities	2,757	3,201
Operating lease liabilities, net of current portion	34,573	41,170
Other long-term liabilities	4,888	5,999
Total liabilities	1,512,831	1,703,795
Commitments and Contingencies (Note 8)
Stockholders' equity (deficit)
Common Stock, par value of $0.0001 per share; 1,600,000,000 shares authorized; 80,173,342 shares issued and 80,050,757 shares outstanding at September 30, 2022 and 13,382,333 shares issued and 13,259,748 shares outstanding at December 31, 2021	142	37
Additional paid in capital	1,072,322	838,853
Less: Common Stock held in treasury, at cost; 122,585 shares at September 30, 2022 and December 31, 2021	(10,949)	(10,949)
Equity-based compensation	56,676	56,123
Accumulated deficit	(1,753,865)	(1,532,428)
Accumulated other comprehensive loss:
Foreign currency translation adjustment	(2,875)	(7,463)
Unrealized pension actuarial losses, net of tax	(9,012)	(10,946)
Total accumulated other comprehensive loss	(11,887)	(18,409)
Total stockholders' deficit	(647,560)	(666,772)
Total liabilities and stockholders' deficit	865,271	1,037,023
Series A Preferred Stock
Stockholders' equity (deficit)
Preferred stock	1	1
Series B Preferred Stock
Stockholders' equity (deficit)
Preferred stock