Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash Flows from Operating Activities
Net income	$ 54,348	$ 101,577	$ 149,221
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	88,392	105,473	146,523
Amortization of debt issuance costs	5,749	4,919	1,068
Deferred income taxes	(15,119)	(20,438)	(147,329)
Provision for credit losses and service credits	25,971	19,394	64,627
Stock-based compensation expense (benefit)	14,628	8,094	(2,895)
Other components of net periodic pension (benefit) cost	(44,612)	(14,829)	42,236
Impairment charges	102,222	3,611	24,911
(Gain) loss on foreign currency exchange rates	(1,591)	745	0
Bargain purchase gain	(10,883)	0	0
Other, net	(2,866)	(2,569)	8,987
Changes in working capital items, excluding acquisitions:
Accounts receivable	(5,242)	74,368	41,382
Contract assets	2,764	5,628	369
Prepaid expenses and other assets	2,518	6,084	472
Accounts payable and accrued liabilities	(41,105)	(125,883)	(86,161)
Other liabilities	(26,601)	4,397	(10,639)
Net cash provided by operating activities	148,573	170,571	232,772
Cash Flows from Investing Activities
Additions to fixed assets and capitalized software	(29,233)	(26,849)	(27,757)
Proceeds from the sale of assets	0	6,836	1,546
Acquisition of a business, net of cash acquired	(22,793)	(175,370)	0
Other	0	(1,192)	0
Net cash (used in) investing activities	(52,026)	(196,575)	(26,211)
Cash Flows from Financing Activities
Proceeds from ABL Facility	976,296	1,046,249	1,143,700
Payments of ABL Facility	(961,670)	(1,085,558)	(1,169,446)
Purchase of treasury stock	0	0	(30,626)
Proceeds from exercises of stock options and stock warrants	6,789	20,967	11,241
Other	0	(13,960)	(546)
Net cash (used in) provided by financing activities	(91,097)	39,088	(206,067)
Effect of exchange rate changes on cash and cash equivalents	(827)	(1,933)	0
Increase in cash and cash equivalents and restricted cash	4,623	11,151	494
Cash and cash equivalents and restricted cash, beginning of period	13,557	2,406	1,912
Cash and cash equivalents and restricted cash, end of period	18,180	13,557	2,406
Supplemental Information
Cash paid for interest	57,084	66,737	72,931
Cash paid for income taxes, net	58,259	63,893	24,799
Term Loan
Cash Flows from Financing Activities
Proceeds from Term Loan	0	418,070	0
Proceeds from Term Loan, related party	0	260,930	0
Repayments of term loan	(104,165)	(110,215)	0
Repayments of term loan, related party	(8,347)	(47,785)	0
Senior Term Loan
Cash Flows from Financing Activities
Repayments of term loan	0	(335,821)	(113,747)
Repayments of term loan, related party	$ 0	$ (113,789)	$ (46,643)