Pension and Other Post-retirement Benefit Plans - Narrative (Details) $ in Thousands	12 Months Ended
	Mar. 31, 2017 USD ($) plan	Mar. 31, 2016 USD ($)	Mar. 31, 2015 USD ($)
Defined Benefit Plan Disclosure [Line Items]
Number of defined benefit plans | plan	9
Gains net of the employer matches related to the deferred compensation plan	$ 176	$ 5	$ 115
Total benefits accrued	1,800	1,500
Matched contribution of the entity	$ 2,400	2,100	$ 2,200
Maximum
Defined Benefit Plan Disclosure [Line Items]
Company matched contribution (as a percent)	6.00%
Landsberg Germany [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Curtailments		$ 700
Pension
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Future Amortization of Gain (Loss)	$ 362
Pension | Europe
Defined Benefit Plan Disclosure [Line Items]
Number of defined benefit plans | plan	6
Pension | Singapore
Defined Benefit Plan Disclosure [Line Items]
Number of defined benefit plans | plan	1
Pension | Mexico
Defined Benefit Plan Disclosure [Line Items]
Number of defined benefit plans | plan	2
Other Benefits
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Future Amortization of Gain (Loss)	$ 188
Number of defined benefit plans | plan	2