Restructuring - Roll-forward of Restructuring Reserve (Details) $ in Thousands	9 Months Ended
	Dec. 31, 2017 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring reserve, beginning balance	$ 2,812
Accrued	4,207
Costs incurred	(3,883)
Foreign currency impact	250
Restructuring reserve, ending balance	3,386
Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring reserve, beginning balance	2,668
Accrued	3,890
Costs incurred	(3,421)
Foreign currency impact	249
Restructuring reserve, ending balance	3,386
Other
Restructuring Cost and Reserve [Line Items]
Restructuring reserve, beginning balance	144
Accrued	317
Costs incurred	(462)
Foreign currency impact	1
Restructuring reserve, ending balance	$ 0