Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Operating activities
Net loss	$ (54,014)	$ (67,739)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	50,407	54,749
Non-cash interest	5,320	4,564
Loss on extinguishment of debt	7,203
Stock-based compensation	2,265	2,125
Provision for losses on accounts receivable	3,104	2,226
Deferred income taxes	219	(6,686)
Change in fair value of contingent consideration	48
Changes in operating assets and liabilities:
Accounts receivable	(16,712)	(12,126)
Prepaid expenses and other assets	2,404	9,864
Accounts payable and accrued expenses	(8,937)	1,540
Deferred revenue	396	(459)
Net cash used in operating activities	(8,297)	(11,942)
Investing activities
Acquisitions, net of cash	(1,950)
Purchases of property and equipment	(13,268)	(12,387)
Net cash used in investing activities	(15,218)	(12,387)
Financing activities
Recapitalization transaction	186,503
Revolving credit facility - draws	54,500	21,000
Revolving credit facility - repayments	(54,500)	(21,000)
Payments for capital lease obligations	(1,427)	(544)
Payments on long-term debt	(142,000)	(8,500)
Issuance of common stock	414	40,541
Treasury share repurchases		(87)
Payments of contingent consideration		(2,380)
Net cash provided by financing activities	43,490	29,030
Effect of foreign exchange rates	(7)	(158)
Net increase in cash	19,968	4,543
Cash at beginning of period	23,439	18,896
Cash at end of period	43,407	23,439
Supplemental disclosure:
Cash paid for interest	42,693	41,596
Income taxes paid, net of refunds	470	1,229
Significant noncash investing and financing activities
Assumption of Pivotal Debentures	200,000
Equity issued for acquisitions	1,241
Purchases of property and equipment in accounts payable and accrued expenses on the consolidated balance sheets	$ 129	$ 489