Low-Income Housing Tax Credits (Details)	12 Months Ended
	Dec. 31, 2015 USD ($) Fund	Dec. 31, 2014 USD ($) Fund
Investments in Affordable Housing Projects [Abstract]
Affordable Housing Program, Number of Investments | Fund	4	3
Amortization Method Qualified Affordable Housing Project Investments	$ 4,185,000.00	$ 721,999.00
Qualified Affordable Housing Project Investments, Commitment	$ 2,961,001.00	2,682,001.00
Affordable Housing Investment Commitments, Term Expiration Year	2032
Expected Affordable Housing Tax Credits, Amount	$ 274,325.00
Affordable Housing Tax Credits and Other Tax Benefits, Amount	$ 364,813.00	$ 476,703.00