Costs related to the sale of property (i.e, closing costs, legal, etc).

No definition available.

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Namespace Prefix:	indi4_
Data Type:	xbrli:monetaryItemType
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- Definition

Represents the sales price of investment.

+ References

No definition available.

+ Details

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Namespace Prefix:	indi4_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	indi4_ScheduleOfSaleOfPropertiesLineItems
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Period Type:	duration

- Definition

Operating advances write off

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the write-off amount of the basis in the Local partnership.

+ References

No definition available.

+ Details

Name:	indi4_WriteOffOfBasisOfLocalPartnership
Namespace Prefix:	indi4_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Value of property contributed in noncash investing and financing activities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 5

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 323

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571

+ Details

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Balance Type:	na
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- Definition

Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

+ Details

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- Definition

Distributions from earnings to the general partner of a partnership included in the consolidated financial statements.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Sale of Properties (Details) (USD $)	12 Months Ended		0 Months Ended	3 Months Ended	12 Months Ended		0 Months Ended	12 Months Ended		0 Months Ended	3 Months Ended	12 Months Ended		3 Months Ended		3 Months Ended	12 Months Ended	0 Months Ended	3 Months Ended
Sale of Properties (Details) (USD $)	Mar. 31, 2014	Mar. 31, 2013	Oct. 04, 2013 Guymon Housing Partners L P [Member]	Dec. 31, 2013 Guymon Housing Partners L P [Member]	Mar. 31, 2014 Guymon Housing Partners L P [Member]	Mar. 31, 2014 Guymon Housing Partners L P [Member] Adjustment [Member]	Dec. 31, 2012 Belmont McBride Apartments Limited Partnership [Member]	Mar. 31, 2013 Belmont McBride Apartments Limited Partnership [Member]	Mar. 31, 2013 Belmont McBride Apartments Limited Partnership [Member] Adjustment [Member]	Sep. 28, 2012 New Zion Apartments Limited Partnership [Member]	Sep. 30, 2012 New Zion Apartments Limited Partnership [Member]	Mar. 31, 2013 New Zion Apartments Limited Partnership [Member]	Sep. 28, 2012 New Zion Apartments Limited Partnership [Member] General Partner [Member]	Sep. 30, 2012 New Zion Apartments Limited Partnership [Member] Affiliates Of General Partner [Member]	Sep. 28, 2012 New Zion Apartments Limited Partnership [Member] Affiliates Of General Partner [Member]	Dec. 31, 2012 New Zion Apartments Limited Partnership [Member] Adjustment [Member]	Mar. 31, 2013 New Zion Apartments Limited Partnership [Member] Adjustment [Member]	Jun. 11, 2012 Marlton Housing Partnership [Member]	Sep. 30, 2012 Marlton Housing Partnership [Member]	Sep. 30, 2012 Marlton Housing Partnership [Member] Adjustment [Member]
Schedule Of Sale Of Properties [Line Items]
Sales price of Investment			$ 2,200,000				$ 10			$ 2,450,000								$ 1
Gain on sale of property	819,451	5,390,970		166,000	819,000	653,000	2,646,000	2,704,000	58,000		883,000	653,000				(226,000)	(4,000)		2,034,000	(91,000)
Write-off of basis in Local partnership																		2,125,000
Operating advances write off														191,000
Distributions received after sale			188,875							709,755
Costs related to sale of property	(1,347,894)	(493,370)	2,011,000							1,740,000
Ownership Percentage													58.00%		42.00%
Non cash distribution								$ 13,000		$ 4,000