Facility Restructuring Charge (Details) (Closure of facilities, USD $) In Thousands, unless otherwise specified	0 Months Ended	9 Months Ended	21 Months Ended
	Mar. 12, 2013 item	Jun. 30, 2014	Sep. 30, 2014
Facility restructuring charge
Expected number of facilities to be eliminated	7
Cumulative charges			$ 32,695
Reconciliation of charges to accrued expenses
Restructuring accrual at the beginning of the period		15,085
Cash payments		(10,368)
Other		(509)
Restructuring accrual at the end of the period		4,208
Accelerated depreciation
Facility restructuring charge
Cumulative charges			12,588
Workforce Reductions
Reconciliation of charges to accrued expenses
Restructuring accrual at the beginning of the period		12,436
Cash payments		(8,780)
Restructuring accrual at the end of the period		3,656
Facility Costs
Reconciliation of charges to accrued expenses
Restructuring accrual at the beginning of the period		2,649
Cash payments		(1,588)
Other		(509)
Restructuring accrual at the end of the period		$ 552