Segments (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Summary of segment profit or loss:
Net revenue from external customers	$ 85,120	$ 91,693
Income from operations	1,509	481
Interest income	257	384
Interest expense	327	597
Depreciation and amortization	2,241	1,758
Income tax expense	1,217	835
Wholesale segment [Member]
Summary of segment profit or loss:
Net revenue from external customers	28,305	32,550
Income from operations	1,751	1,805
Interest income	236	371
Interest expense	245	489
Depreciation and amortization	267	254
Income tax expense	464	427
Retail segment [Member]
Summary of segment profit or loss:
Net revenue from external customers	56,815	59,143
Income from operations	(242)	(1,324)
Interest income	21	13
Interest expense	82	108
Depreciation and amortization	1,974	1,504
Income tax expense	$ 753	$ 408