CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash flows from operating activities
Net income	$ 150,541	$ 44,043	$ 7,415
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
(Gain) loss on sale of assets and businesses	(93,974)	246	(916)
Depreciation and amortization	40,214	40,289	55,879
Interest amortization	2,090	3,974	3,755
Restructuring and impairment charges	3,027	9,787	44,702
Loss on extinguishment of debt	2,302	0	0
Provision for allowance for doubtful accounts	1,050	530	1,086
Retirement benefits	(46,692)	4,646	9,063
Deferred income taxes	13,796	(11,640)	(11,826)
Stock-based compensation	5,066	7,998	7,406
Changes in current assets and liabilities, net of effects of acquisitions:
Accounts receivable	(127,473)	(141,330)	(74,444)
Inventories	(18,076)	36,485	(10,578)
Accounts payable	10,859	(26,671)	(10,075)
Other current asset, liabilities and adjustments, net	(4,033)	18,451	(3,757)
Net cash provided by (used in) operating activities	(61,303)	(13,192)	17,710
Cash flows from investing activities
Capital expenditures for property, plant and equipment and other long-lived assets	(29,959)	(31,783)	(64,970)
Collections of financing receivables	118,095	129,969	84,567
Proceeds from sale of businesses, net	402,087	0	0
Business acquisitions, net of cash acquired	0	0	(251)
Other investing activities	436	807	1,957
Net cash provided by investing activities	490,659	98,993	21,303
Cash flows from financing activities
Net (payments) borrowings under loans payable	94	(709)	45
Principal payments on term loan facility - Amended Credit Facility	(543,200)	(8,200)	(8,200)
Proceeds from revolving credit facility - Amended Credit Facility	50,000	399,110	227,101
Principal payments on revolving credit facility - Amended Credit Facility	(50,000)	(399,110)	(227,101)
Acquisition related contingent consideration payment	0	0	(5,200)
Proceeds from exercise of stock options	11,575	756	1,052
Purchase of treasury stock	0	0	(25,000)
Other financing activities	(6,521)	(1,895)	(1,892)
Net cash used in financing activities	(538,052)	(10,048)	(39,195)
Effect of exchange rate changes on cash and cash equivalents	(2,088)	2,122	283
(Decrease) increase in cash and cash equivalents	(110,784)	77,875	101
Cash and cash equivalents at beginning of period	182,277	104,402	104,301
Cash and cash equivalents at end of period	71,493	182,277	104,402
Less: Cash and cash equivalents of discontinued operations at end of period	0	8,200	8,200
Cash and cash equivalents of continuing operations at end of period	71,493	174,077	96,202
Cash paid during the period for:
Interest	29,256	31,285	33,429
Income taxes	$ 24,082	$ 19,648	$ 21,682