Condensed Consolidated Statements of Operations Parenthetical (USD $)	3 Months Ended		9 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013
Depreciation:
Net gain on sale of real and personal property	$ (5,444,000)	$ (1,961,000)	$ (49,944,000)	$ (22,837,000)
Related party:
Related party revenues, net of eliminations	9,900,000	10,200,000	27,500,000	27,000,000
Related party, costs and expenses, net of eliminations	$ 12,300,000	$ 11,800,000	$ 43,700,000	$ 41,700,000