Restructuring Expenses (Tables)

12 Months Ended

Dec. 31, 2012

Restructuring [Abstract]

Activity in restructuring liability account

The following is the activity in our restructuring liability account which is included in accrued liabilities line item on the balance sheet for the year ended December 31, 2011 (in thousands):

	December 31, 2010									December 31, 2011
		Balance		Provision		Usage			Reclass		Balance
One-time employee termination benefits	$	-	$	2,230	$	(1,129	)	$	-	$	1,101
Lease/rental terminations		-		558		(110	)				448
Relocation, move, other expenses		-		396		(284	)		4		116
Total	$	-	$	3,184	$	(1,523	)	$	4	$	1,665

The following is the activity in our restructuring liability account which is included in the accrued liabilities line item on the balance sheet for the period ended December 31, 2012 (in thousands):

	December 31, 2011									December 31, 2012
			Balance		Provision-net			Usage				Balance
One-time employee termination benefits		$	1,101	$	145		$	(1,238	)		$	8
Lease/rental terminations			448		(12	)		(436	)			-
Relocation, move, other expenses			116		105			(221	)			-
Total		$	1,665	$	238		$	(1,895	)		$	8