Commitments and Contingencies (Details Textual) (USD $) In Thousands, unless otherwise specified	1 Months Ended		6 Months Ended
	Mar. 31, 2012	Jun. 30, 2012	Jun. 30, 2012 Maximum [Member]	Jun. 30, 2012 Minimum [Member]
Commitments and Contingencies (Textual) [Abstract]
Occurrences in excess for purchased catastrophic coverage			$ 40,000	$ 250
Commitments and Contingencies (Additional Textual) [Abstract]
Losses up to per occurrence related to product liability, automotive, workers' compensation and general liability		250
Liability recorded for such risk insurance reserves		2,631
Aggregate vendors and insurers letters of credit related to product purchases and insurance coverage of product liability, workers' compensation and general liability		5,064
Group health claims up to annual stop loss limit per participant		200
Annual group health insurance claims in excess of expected claims		125.00%
Liability recorded for such group health insurance reserves		1,992
Company agreed to pay Steelworks Hardware LLC in full settlement of all alleged claims and plaintiff legal fees	$ 1,635