Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
OPERATING ACTIVITIES
Net (loss) income	$ (26.0)	$ (4.8)	$ 39.7
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	38.7	35.8	34.2
Stock-based compensation	6.5	6.1	4.1
Gain on sale of assets	(14.7)	0.0	0.0
Goodwill impairment	4.6	0.0	0.0
Deferred income taxes	(9.3)	6.2	1.4
Changes in operating assets and liabilities:
Accounts receivable	(8.4)	16.7	6.5
Inventories	(71.2)	18.5	(7.2)
Prepaid and other current assets	2.5	(8.2)	3.5
Accounts payable and accrued expenses	43.1	0.1	(14.1)
Other	(9.1)	(1.1)	(4.4)
Net cash (used) provided by operating activities	(43.3)	69.3	63.7
INVESTING ACTIVITIES
Purchases of property, plant and equipment	(31.1)	(26.3)	(40.1)
Proceeds from sale of assets	20.3	1.4	0.0
Business acquisitions, net of cash acquired	(5.4)	0.0	(8.1)
Net cash used by investing activities	(16.2)	(24.9)	(48.2)
FINANCING ACTIVITIES
Proceeds from (payments on) revolving credit facility, net	77.6	(29.3)	7.8
Payments on term loans and other debt	(6.3)	(13.0)	(10.3)
Proceeds from other long-term debt	2.3	5.5	1.4
(Payments on) proceeds from finance lease facilities, net	(1.2)	1.4	(3.4)
Dividends	(7.0)	(3.2)	(7.0)
Purchases of treasury stock	(2.5)	(7.5)	(0.9)
Payments of withholding taxes on stock awards	(3.0)	(1.2)	(2.9)
Net cash provided (used) by financing activities	59.9	(47.3)	(15.3)
Effect of exchange rate changes on cash	(1.3)	1.9	0.1
Decrease in cash and cash equivalents	(0.9)	(1.0)	0.3
Cash and cash equivalents at beginning of year	55.0	56.0	55.7
Cash and cash equivalents at end of year	54.1	55.0	56.0
Income taxes (received) paid, net	(1.0)	5.5	12.3
Interest paid	$ 28.8	$ 28.3	$ 31.5