Restructuring (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Restructuring reserve
Accrual balance at March 31, 2015	$ 1,039
Charges	12,995	$ 0
Cash payments	(5,622)
Accrual balance at June 30, 2015	8,412
Termination Benefits
Restructuring reserve
Accrual balance at March 31, 2015	0
Charges	12,794
Cash payments	(4,675)
Accrual balance at June 30, 2015	8,119
Lease Exit Costs
Restructuring reserve
Accrual balance at March 31, 2015	1,039
Charges	0
Cash payments	(796)
Accrual balance at June 30, 2015	243
Other
Restructuring reserve
Accrual balance at March 31, 2015	0
Charges	201
Cash payments	(151)
Accrual balance at June 30, 2015	50
Minimum | Termination Benefits, Lease Exit Costs and Other | 2016 restructuring plan
Restructuring related charges:
Expected cost	15,000
Maximum | Termination Benefits, Lease Exit Costs and Other | 2016 restructuring plan
Restructuring related charges:
Expected cost	$ 20,000