Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Cash Flows From Operating Activities:
Net income (loss)	$ 8.1	$ (8.9)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	1.3	1.3
Non-cash interest expense	0.1	0.1
Stock-based compensation	0.4	0.3
Goodwill impairment		9.5
Changes in operating assets and liabilities:
Trade accounts receivable	(38.1)	(36.2)
Inventories, net	(16.9)	(7.9)
Trade accounts payable	26.9	28.7
Other	1.7	(1.3)
Cash used in continuing operating activities	(16.5)	(14.4)
Cash used in discontinued operating activities		(0.1)
Total cash used in operating activities	(16.5)	(14.5)
Cash Flows From Investing Activities:
Capital expenditures	(0.2)	(0.4)
Total cash used in investing activities	(0.2)	(0.4)
Cash Flows From Financing Activities:
Borrowings of debt, net	21.0	13.1
Repurchase of shares to satisfy employee tax withholdings	(0.2)
Total cash provided by financing activities	20.8	13.1
Net increase (decrease) in cash and equivalents	4.1	(1.8)
Cash and equivalents, beginning of period	0.3	2.2
Cash and equivalents, end of period	4.4	0.4
Supplemental Disclosure of Cash Flow Information:
Interest paid	0.6	1.2
Income taxes paid		$ 0.1
Non-cash financing activities:
Assets acquired with debt obligations	$ 0.1