Discontinued Operations (Balance Sheet Disclosures) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018
Assets
Current assets of discontinued operations	$ 5,383	$ 22,830	$ 21,255	$ 24,692	$ 27,879	$ 32,185	$ 30,704	$ 29,086
Non-current assets of discontinued operations	614	1,744	4,420	4,446	4,606	5,313	5,688	5,661
Liabilities
Current liabilities of discontinued operations	29,723	24,713	20,048	21,473	22,820	29,693	26,830	21,509
Non-current liabilities of discontinued operations	0	$ 1,585	$ 3,697	$ 3,834	1,960	$ 2,293	$ 2,416	$ 2,565
KC | Discontinued Operations
Assets
Cash and cash equivalents	5,022				1,932
Credit card receivables	51				1,771
Inventory	0				21,994
Prepaid expenses and other current assets	310				2,182
Current assets of discontinued operations	5,383				27,879
Property, plant and equipment, net	0				1,788
Deferred income taxes	614				2,645
Other non-current assets	0				173
Non-current assets of discontinued operations	614				4,606
Liabilities
Accounts payable	4,594				13,704
Accrued compensation	1,058				1,498
Accrued product returns	0				243
Lease termination liability	17,248				0
Other current liabilities	6,823				7,375
Current liabilities of discontinued operations	29,723				22,820
Other long-term liabilities	0				1,960
Non-current liabilities of discontinued operations	$ 0				$ 1,960