Inventories (Schedule of Inventories) (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Inventories [Abstract]
Finished goods	$ 59,853	$ 61,949
Raw materials	1,979	2,312
Finished goods in transit	7,448	10,034
Total	69,280	74,295
Inventory, provision for shrinkage and other	$ 365	$ 163