CONDENSED STATEMENTS OF CASH FLOWS - USD ($)	3 Months Ended
	Jun. 30, 2016		Jun. 30, 2015
Cash flows from operating activities:
Net Income (loss)	$ 11,122		$ 5,814,790
Adjustments to reconcile net income (loss) to net cash (used in) provided by operating activities
Share of Income from Operating Partnerships	(147,623)		(5,850,728)
Changes in assets and liabilities
(Decrease) Increase in accounts payable and accrued expenses	(5,154)		17,800
Decrease in other assets	0		2,200
(Decrease) Increase in accounts payable affiliates	76,152		38,584
Net cash (used in) provided by operating activities	(65,503)		22,646
Cash flows from investing activities:
Proceeds from the disposition of Operating Partnerships	97,615	[1]	6,192,561	[2]
Net cash provided by investing activities	97,615		6,192,561
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	32,112		6,215,207
Cash and cash equivalents, beginning	1,783,433		2,523,234
Cash and cash equivalents, ending	1,815,545		8,738,441
Series Fifteen [Member]
Cash flows from operating activities:
Net Income (loss)	(14,557)		374,504
Adjustments to reconcile net income (loss) to net cash (used in) provided by operating activities
Share of Income from Operating Partnerships	0		(325,769)
Changes in assets and liabilities
(Decrease) Increase in accounts payable and accrued expenses	(6,498)		3,000
Decrease in other assets	0		0
(Decrease) Increase in accounts payable affiliates	9,027		19,131
Net cash (used in) provided by operating activities	(12,028)		70,866
Cash flows from investing activities:
Proceeds from the disposition of Operating Partnerships	0	[1]	325,769	[2]
Net cash provided by investing activities	0		325,769
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(12,028)		396,635
Cash and cash equivalents, beginning	116,858		414,859
Cash and cash equivalents, ending	104,830		811,494
Series Sixteen [Member]
Cash flows from operating activities:
Net Income (loss)	104,570		(48,500)
Adjustments to reconcile net income (loss) to net cash (used in) provided by operating activities
Share of Income from Operating Partnerships	(147,623)		0
Changes in assets and liabilities
(Decrease) Increase in accounts payable and accrued expenses	20,841		0
Decrease in other assets	0		0
(Decrease) Increase in accounts payable affiliates	43,221		45,774
Net cash (used in) provided by operating activities	21,009		(2,726)
Cash flows from investing activities:
Proceeds from the disposition of Operating Partnerships	97,615	[1]	0	[2]
Net cash provided by investing activities	97,615		0
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	118,624		(2,726)
Cash and cash equivalents, beginning	381,450		221,108
Cash and cash equivalents, ending	500,074		218,382
Series Seventeen [Member]
Cash flows from operating activities:
Net Income (loss)	(25,440)		5,534,374
Adjustments to reconcile net income (loss) to net cash (used in) provided by operating activities
Share of Income from Operating Partnerships	0		(5,524,959)
Changes in assets and liabilities
(Decrease) Increase in accounts payable and accrued expenses	(6,499)		14,800
Decrease in other assets	0		2,200
(Decrease) Increase in accounts payable affiliates	0		(50,225)
Net cash (used in) provided by operating activities	(31,939)		(23,810)
Cash flows from investing activities:
Proceeds from the disposition of Operating Partnerships	0	[1]	5,524,959	[2]
Net cash provided by investing activities	0		5,524,959
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(31,939)		5,501,149
Cash and cash equivalents, beginning	640,398		197,779
Cash and cash equivalents, ending	608,459		5,698,928
Series Eighteen [Member]
Cash flows from operating activities:
Net Income (loss)	(33,700)		(31,312)
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	23,904		23,904
Net cash (used in) provided by operating activities	(16,295)		(7,408)
Cash flows from investing activities:
Proceeds from the disposition of Operating Partnerships	0	[1]	341,833	[2]
Net cash provided by investing activities	0		341,833
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(16,295)		334,425
Cash and cash equivalents, beginning	353,832		306,518
Cash and cash equivalents, ending	337,537		640,943
Series Nineteen [Member]
Cash flows from operating activities:
Net Income (loss)	(19,751)		(14,276)
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	(26,250)		(14,276)
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	(26,250)		(14,276)
Cash and cash equivalents, beginning	290,895		1,382,970
Cash and cash equivalents, ending	$ 264,645		$ 1,368,694

[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 $341,833 which was receivable as of March 31, 2015 for Series 18.