Commitments and Contingencies Greens of Pine Glen Ownership (Details) (USD $)	Mar. 31, 2013	Dec. 31, 2012
Boston Capital Limited Partners [Member]
Limited Partners		2
Greens of Pine Glen [Member]
Limited Partners' Contributed Capital		$ 961,000
Loss Contingency, Range of Possible Loss, Maximum	$ 721,000
Percentage of Loss Contingency, Range of Possible Loss, Maximum	75.00%

The estimated maximum amount of possible loss from the contingency.

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.

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-Publisher FASB

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