Schedule II - Valuation And Qualifying Accounts

12 Months Ended

Dec. 31, 2011

Valuation And Qualifying Accounts [Abstract]

Valuation And Qualifying Accounts

Schedule II

Valuation and Qualifying Accounts (in thousands)

	Balance at the Beginning of the Year ($)		Charged to Expense ($)			Acquisitions/ Transfers and Other ($)			Write-offs Net of Recoveries ($)			Balance at the End of the Year ($)
Allowance for Doubtful Accounts:
December 31, 2009		434		(52	)		4			—			386
December 31, 2010		386		(159	)		13			(89	)		151
December 31, 2011		151		427			(1	)		—			577
Inventory Reserve:
December 31, 2009		2,906		283			(29	)		(518	)		2,642
December 31, 2010		2,642		504			68			(521	)		2,693
December 31, 2011		2,693		866			14			(218	)		3,355