Segment Reporting (Details) - Net sales by geographic region (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 55,284	$ 60,537
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	26,659	25,895
Canada [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	23,913	22,152
United Kingdom [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	951	6,691
Sweden [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 3,761	$ 5,799