Subsequent Events (Schedule of Purchase Price Allocation) (Details) (Tenco, Acquisition of Tenco Group Inc, USD $) In Thousands, unless otherwise specified	9 Months Ended
	Oct. 17, 2011	Oct. 18, 2011
Tenco | Acquisition of Tenco Group Inc
Subsequent Event [Line Items]
Accounts receivable		$ 3,182
Inventory		7,375
Prepaid expenses		277
Property, plant and equipment		5,277
Other Liabilities		(2,433)
Net Assets acquired		13,678
Less Purchase Price		5,933
Gain on Bargain purchase	$ 7,745