Goodwill and Other Intangible Assets Schedule of Changes in Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2015
Finite-lived Intangible Assets [Roll Forward]
Intangible assets, net, beginning balance	$ 83,026
Impairment charges	(8,829)
Amortization expense	(7,945)	$ (8,850)	$ (11,291)
Changes in foreign currency exchange rates	(1,114)
Intangible assets, net, ending balance	$ 65,138	$ 83,026