Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	2 Months Ended	12 Months Ended
	Mar. 31, 2016	Mar. 31, 2018	Mar. 31, 2017
Statement of Comprehensive Income [Abstract]
Net loss	$ (1,657)	$ (143,255)	$ (83,440)
Other comprehensive (loss) income:
Foreign currency translation adjustment	0	(116)	140
Total other comprehensive (loss) income	0	(116)	140
Comprehensive loss	$ (1,657)	$ (143,371)	$ (83,300)