Assets Held for Sale (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended		12 Months Ended
	Sep. 30, 2016	Dec. 31, 2015	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Long Lived Assets Held-for-sale [Line Items]
Assets held for sale	$ 998	$ 1,111		$ 1,111		$ 1,111
Movement in Long Lived Assets Held-for-Sale [Roll Forward]
Balance as of beginning of period				1,111
Realized gains (losses)	(599)		$ 532	(487)	$ 615
Balance as of end of period	998	1,111		998		1,111
Home décor
Long Lived Assets Held-for-sale [Line Items]
Assets held for sale	998	1,111		1,111	0	0
Movement in Long Lived Assets Held-for-Sale [Roll Forward]
Balance as of beginning of period				1,111	$ 0	0
Additions to held for sale				0		4,440
Realized gains (losses)				0		0
Impairment charge		(3,300)		0		(3,329)
Sales and settlements, net				(113)		0
Balance as of end of period	$ 998	$ 1,111		$ 998		$ 1,111