Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Cash Flows From Operating Activities:
Net loss	$ (0.9)	$ (21.3)	$ (6.4)
Adjustments to reconcile net loss to cash provided by (used in) operations:
Net loss from discontinued operations, net of taxes			0.4
Depreciation and amortization	5.2	5.7	5.4
Non-cash interest expense	0.2	0.2	0.2
Stock compensation expense	1.3	2.3	2.3
Deferred taxes		11.1	(1.3)
Goodwill impairment	9.5
Restructuring charge	1.5
Gain on disposal of capital assets			(0.1)
Changes in operating assets and liabilities:
Trade accounts receivable	(8.8)	8.5	(2.2)
Inventories	33.7	(5.4)	(22.1)
Trade accounts payable	(3.7)	5.3	0.5
Other	4.8	0.2	(3.1)
Cash provided (used in) by continuing operating activities	42.8	6.6	(26.4)
Cash used in discontinued operating activities	(0.2)	(0.4)	(0.6)
Total cash provided by (used in) operating activities	42.6	6.2	(27.0)
Cash Flows From Investing Activities:
Capital expenditures	(1.7)	(1.7)	(7.8)
Proceeds from disposition of capital assets	0.2		1.2
Cash used in investing activities	(1.5)	(1.7)	(6.6)
Cash Flows From Financing Activities:
Payments of revolving credit debt agreement	(215.6)	(277.5)	(255.3)
Borrowings of revolving credit debt agreement	174.1	276.5	288.5
Net borrowing (repayment) of other obligations	(1.5)	(2.0)	1.3
Payment for taxes related to share settlement of equity awards		(0.1)	(0.4)
Cash provided by (used in) financing activities	(43.0)	(3.1)	34.1
Net increase (decrease) in cash and equivalents	(1.9)	1.4	0.5
Cash and equivalents, beginning of year	2.2	0.8	0.3
Cash and equivalents, end of year	0.3	2.2	0.8
Supplemental Disclosure of Cash Flow Information:
Interest paid	3.4	6.5	6.3
Income taxes paid	0.1	0.3	0.2
Non-cash financing activities:
Assets acquired with debt obligations	$ 0.2	$ 0.9	$ 1.3