Investments in Qualified Affordable Housing Projects (Details) - USD ($)	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Investment In Qualified Affordable Housing Projects.
Tax Credits and Benefits	$ 918,000	$ 713,000
Share of book losses	655,000	304,000
Carrying value	12,700,000	14,300,000
Original Investment Value	22,100,000
Funding obligation	$ 1,700,000	$ 7,600,000