CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Cash flows from operating activities:
Net income (loss)	$ 5,094	$ (56,421)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	11,366	12,152
Amortization of debt issuance costs	134	78
Impairment of goodwill and long-lived assets	0	61,109
Deferred income taxes	3,224	(2,896)
(Gain) loss on the sale of a business	698	0
Employee benefit plans settlement expenses	0	385
Stock-based compensation	1,125	914
(Gain) loss on disposition of property, plant and equipment	0	20
(Gain) loss from equity method investment	(8)	44
Other, net	(106)	0
Changes in operating assets and liabilities:
Accounts receivable	(21,817)	(7,800)
Contract assets	6,298	1,313
Inventories	(3,127)	(2,026)
Income taxes (receivable) payable	(3,424)	(546)
Prepaid expenses and other assets	(1,053)	526
Accounts payable	11,456	21,127
Accrued payroll and other compensation	(2,185)	(68)
Deferred revenue	21	0
Accrued taxes payable	245	(1,447)
Benefit plan liabilities	(3,517)	(450)
Other, net	(4,204)	727
Net cash provided by (used for) operating activities	220	26,741
Cash flows from investing activities:
Capital expenditures	(8,119)	(9,157)
Collections of finance receivables	1,379	1,658
Payments from divestitures	(2,715)	0
Net cash provided by (used for) investing activities	(9,455)	(7,499)
Cash flows from financing activities:
Proceeds from borrowings	0	20,000
Debt repayments	(9,499)	(4,500)
Proceeds from servicing receivables	4,557	2,852
Common stock issued	642	31
Common stock repurchased	(201)	(8)
Net cash provided by (used for) financing activities	(4,501)	18,375
Effect of exchange rate changes on cash	277	(1,121)
Increase (decrease) in cash and cash equivalents	(13,459)	36,496
Cash and cash equivalents at beginning of period	102,176	51,331
Cash and cash equivalents at end of period	$ 88,717	$ 87,827