CONDENSED STATEMENTS OF CASH FLOWS - USD ($)	6 Months Ended
	Sep. 30, 2016		Sep. 30, 2015
Cash flows from operating activities:
Net Income (Loss)	$ (84,523)		$ 6,024,918
Adjustments to reconcile net income (loss) to net cash (used in) provided by operating activities
Share of Income from Operating Partnerships	(318,584)		(6,285,489)
Changes in assets and liabilities
(Decrease) Increase in accounts payable and accrued expenses	(36,982)		12,750
Decrease in other assets	0		2,200
(Decrease) Increase in accounts payable affiliates	142,818		(545,696)
Net cash (used in) provided by operating activities	(297,271)		(791,317)
Cash flows from investing activities:
Proceeds from the disposition of Operating Partnerships	268,576	[1]	6,640,778	[2]
Net cash provided by investing activities	268,576		6,640,778
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(28,695)		5,849,461
Cash and cash equivalents, beginning	1,783,433		2,523,234
Cash and cash equivalents, ending	1,754,738		8,372,695
Series Fifteen [Member]
Cash flows from operating activities:
Net Income (Loss)	(60,543)		349,143
Adjustments to reconcile net income (loss) to net cash (used in) provided by operating activities
Share of Income from Operating Partnerships	0		(335,091)
Changes in assets and liabilities
(Decrease) Increase in accounts payable and accrued expenses	(6,498)		5,750
Decrease in other assets	0		0
(Decrease) Increase in accounts payable affiliates	18,054		(245,833)
Net cash (used in) provided by operating activities	(48,987)		(226,031)
Cash flows from investing activities:
Proceeds from the disposition of Operating Partnerships	0	[1]	335,091	[2]
Net cash provided by investing activities	0		335,091
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(48,987)		109,060
Cash and cash equivalents, beginning	116,858		414,859
Cash and cash equivalents, ending	67,871		523,919
Series Sixteen [Member]
Cash flows from operating activities:
Net Income (Loss)	195,289		123,978
Adjustments to reconcile net income (loss) to net cash (used in) provided by operating activities
Share of Income from Operating Partnerships	(316,084)		(243,000)
Changes in assets and liabilities
(Decrease) Increase in accounts payable and accrued expenses	(10,987)		7,000
Decrease in other assets	0		0
(Decrease) Increase in accounts payable affiliates	76,956		7,843
Net cash (used in) provided by operating activities	(54,826)		(104,179)
Cash flows from investing activities:
Proceeds from the disposition of Operating Partnerships	266,076	[1]	243,000	[2]
Net cash provided by investing activities	266,076		243,000
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	211,250		138,821
Cash and cash equivalents, beginning	381,450		221,108
Cash and cash equivalents, ending	592,700		359,929
Series Seventeen [Member]
Cash flows from operating activities:
Net Income (Loss)	(83,581)		5,658,008
Adjustments to reconcile net income (loss) to net cash (used in) provided by operating activities
Share of Income from Operating Partnerships	(2,500)		(5,692,104)
Changes in assets and liabilities
(Decrease) Increase in accounts payable and accrued expenses	(6,499)		0
Decrease in other assets	0		2,200
(Decrease) Increase in accounts payable affiliates	0		(50,225)
Net cash (used in) provided by operating activities	(92,580)		(82,121)
Cash flows from investing activities:
Proceeds from the disposition of Operating Partnerships	2,500	[1]	5,692,104	[2]
Net cash provided by investing activities	2,500		5,692,104
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(90,080)		5,609,983
Cash and cash equivalents, beginning	640,398		197,779
Cash and cash equivalents, ending	550,318		5,807,762
Series Eighteen [Member]
Cash flows from operating activities:
Net Income (Loss)	(75,561)		(64,408)
Adjustments to reconcile net income (loss) to net cash (used in) provided by operating activities
Share of Income from Operating Partnerships	0		(15,294)
Changes in assets and liabilities
(Decrease) Increase in accounts payable and accrued expenses	(6,499)		0
Decrease in other assets	0		0
(Decrease) Increase in accounts payable affiliates	47,808		(257,481)
Net cash (used in) provided by operating activities	(34,252)		(337,183)
Cash flows from investing activities:
Proceeds from the disposition of Operating Partnerships	0	[1]	370,583	[2]
Net cash provided by investing activities	0		370,583
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(34,252)		33,400
Cash and cash equivalents, beginning	353,832		306,518
Cash and cash equivalents, ending	319,580		339,918
Series Nineteen [Member]
Cash flows from operating activities:
Net Income (Loss)	(60,127)		(41,803)
Adjustments to reconcile net income (loss) to net cash (used in) provided by operating activities
Share of Income from Operating Partnerships	0		0
Changes in assets and liabilities
(Decrease) Increase in accounts payable and accrued expenses	(6,499)		0
Decrease in other assets	0		0
(Decrease) Increase in accounts payable affiliates	0		0
Net cash (used in) provided by operating activities	(66,626)		(41,803)
Cash flows from investing activities:
Proceeds from the disposition of Operating Partnerships	0	[1]	0	[2]
Net cash provided by investing activities	0		0
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(66,626)		(41,803)
Cash and cash equivalents, beginning	290,895		1,382,970
Cash and cash equivalents, ending	$ 224,269		$ 1,341,167

[1] Fund proceeds from disposition does not include $50,008 which was due to a writeoff of capital contribution payable in Series 16.

[2] Fund proceeds from disposition include $355,289 which was receivable as of March 31, 2015 for Series 18.