Restructuring and Other Related Costs (Details) (Other Accrued Expenses and Accrued Liabilities [Member], USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013
Accrued restructuring liability
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning	$ 934
Restructuring and other related costs, cash payments	(631)
Restructuring Reserve, Ending	303
Employee severance and related costs
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning	427
Restructuring and other related costs, cash payments	(427)
Restructuring Reserve, Ending	0
Real estate exit and related costs
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning	507
Restructuring and other related costs, cash payments	(204)
Restructuring Reserve, Ending	$ 303