Consolidated Balance Sheets (Parenthetical) - USD ($)	Dec. 31, 2015	Mar. 31, 2015
Statement Of Financial Position [Abstract]
Accumulated depreciation	$ 7,944,706	$ 11,028,981
Accumulated amortization	$ 103,494	$ 223,051
Limited Partners' Capital Account, Units Issued	45,844	45,844
Limited Partners Capital Account Units Outstanding	45,844	45,844