Noncontrolling Interest Roll Forward (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Balance at March 31, 2015			$ 16,372
Net loss attributable to noncontrolling interests	$ 0	$ (1,603)	(207)	$ (1,603)
Purchase of additional interests			(16,165)
Balance at September 30, 2015	$ 0		$ 0