Organization	12 Months Ended
Dec. 31, 2014
Organization [Abstract]
Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]	Organization America First Multifamily Investors, L.P. (the “Partnership”) was formed on April 2, 1998, under the Delaware Revised Uniform Limited Partnership Act for the purpose of acquiring, holding, selling and otherwise dealing with a portfolio of mortgage revenue bonds which have been issued to provide construction and/or permanent financing for affordable multifamily and student housing (collectively “Residential Properties”) and commercial properties. The Partnership expects and believes the interest earned on these bonds is excludable from gross income for federal income tax purposes. As a result, most of the income earned by the Partnership is exempt from federal income taxes. Our general partner is America First Capital Associates Limited Partnership Two (“AFCA 2” or “General Partner”). The Partnership will terminate on December 31, 2050, unless terminated earlier under provisions of its Agreement of Limited Partnership.

Organization

12 Months Ended

Dec. 31, 2014

Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]

Organization

America First Multifamily Investors, L.P. (the “Partnership”) was formed on April 2, 1998, under the Delaware Revised Uniform Limited Partnership Act for the purpose of acquiring, holding, selling and otherwise dealing with a portfolio of mortgage revenue bonds which have been issued to provide construction and/or permanent financing for affordable multifamily and student housing (collectively “Residential Properties”) and commercial properties. The Partnership expects and believes the interest earned on these bonds is excludable from gross income for federal income tax purposes. As a result, most of the income earned by the Partnership is exempt from federal income taxes. Our general partner is America First Capital Associates Limited Partnership Two (“AFCA 2” or “General Partner”). The Partnership will terminate on December 31, 2050, unless terminated earlier under provisions of its Agreement of Limited Partnership.