Hannon Armstrong Sustainable Infrastructure Capital, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Non-Controlling Interest - Analysis of Non Controlling Interest (Detail)

Non-Controlling Interest - Analysis of Non Controlling Interest (Detail) (USD $)	2 Months Ended
	Jun. 30, 2013	Dec. 31, 2012
Noncontrolling Interest [Line Items]
Equity	$ 168,266,239	$ 5,851,008
Establishment of Non-controlling interest during formation transaction
Loss attributable to Non Controlling Interest from April	(5,112,913)
Change in Accumulated Other Comprehensive Income attributable to Non Controlling Interest	94,223
Equity	163,247,549	5,851,008
Controlling Interest [Member]
Noncontrolling Interest [Line Items]
Equity	168,266,239
Establishment of Non-controlling interest during formation transaction	(4,649,176)
Loss attributable to Non Controlling Interest from April	(4,971,644)
Change in Accumulated Other Comprehensive Income attributable to Non Controlling Interest	91,620
Equity	158,737,039
Non Controlling Interest [Member]
Noncontrolling Interest [Line Items]
Equity
Establishment of Non-controlling interest during formation transaction	4,649,176
Loss attributable to Non Controlling Interest from April	(141,269)
Change in Accumulated Other Comprehensive Income attributable to Non Controlling Interest	2,603
Equity	$ 4,510,510

- Definition

Amount of income (loss) from continuing operations attributable to the noncontrolling interest. Also defined as revenue less expenses and taxes from ongoing operations before extraordinary items but after deduction of those portions of income or loss from continuing operations that are allocable to noncontrolling interests.

+ References + Details

- Definition

Net of tax amount of other comprehensive income (loss) attributable to noncontrolling interests.

+ References

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

-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 51

-Paragraph 38

-Subparagraph c(3)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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

-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 51

-Paragraph 30

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 45

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4569643-111683

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 45

-Paragraph 19

-URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4569616-111683

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 51

-Paragraph 29

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 50

-Paragraph 1A

-Subparagraph (c)(3)

-URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684

+ Details

- Definition

Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.

+ References + Details