Restructuring and Other Related Costs (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 566	$ 0	$ 613	$ 72
Accrued restructuring liability
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning			4,631
Accrued restructuring liability | Other Current Liabilities [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning			3,400
Restructuring Reserve, Ending	1,900		1,900
Accrued restructuring liability | Other Accrued Expenses and Accrued Liabilities [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning				5,337
Restructuring Reserve, Ending	2,715	2,244	2,715	2,244
Accrued restructuring liability | Other Noncurrent Liabilities [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning			1,200
Restructuring Reserve, Ending	800		800
Employee severance and related costs
Restructuring Cost and Reserve [Line Items]
Restructuring Charges			0	37
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning			2,031
Employee severance and related costs | Other Accrued Expenses and Accrued Liabilities [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning				4,568
Restructuring and other related costs, cash payments			1,455	2,650
Restructuring Reserve, Ending	546	1,226	546	1,226
Real estate exit and related costs
Restructuring Cost and Reserve [Line Items]
Restructuring Charges			599	734
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning			2,600
Real estate exit and related costs | Other Accrued Expenses and Accrued Liabilities [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning				769
Restructuring and other related costs, cash payments			1,060	485
Restructuring Reserve, Ending	$ 2,169	$ 1,018	$ 2,169	$ 1,018