Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2019
Consolidated Statements of Comprehensive Income (Loss) [Abstract]
Net income (loss)	$ (112,210)	$ (947,597)	$ (52,012)
Other comprehensive income (loss):
Foreign currency translation adjustment	21,214	(5,519)	(2,833)
Changes in fair value of interest rate caps, net of taxes	(2,621)	981	(3,449)
Unrealized gain (loss) on available for sale debt securities of the Joint Venture, net of taxes		1,045
Realized gain (loss) on available for sale debt securities of the Joint Venture		(1,045)
Other comprehensive income (loss)	18,593	(4,538)	(6,282)
Total comprehensive income (loss)	$ (93,617)	$ (952,135)	$ (58,294)