Commitments and Contingencies (Details) - USD ($)	3 Months Ended		6 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Mar. 31, 2017
Excess of partnership liabilities over assets	$ 502,811		$ 502,811
Net income	(82,144)	$ (180,985)	15,043,611	$ (400,727)
Management fee payable	1,923,277		1,923,277		$ 1,878,558
Working capital reserves	1,433,000		1,433,000
Partnership's operating expenses excluding Local Partnership			92,000
Federal Deposit Insurance Corporation insurance limit	250,000		$ 250,000
Partnership management fees
Percentage of priority return to limited partners			10.00%
General Partner and Affiliates | Partnership management fees
Management fee payable	1,850,000		$ 1,850,000		$ 1,842,000
Subsidiary Partnerships General Partner and Affiliates | Property management fee incurred to affiliates of the subsidiary partnerships' general partners
Property management fees incurred	0	13,871	13,248	27,897
Local Partnerships
Property management fees incurred	$ 0	$ 13,871	$ 13,248	$ 14,026