Fair Value Measurement (Narrative) (Details) - USD ($)	6 Months Ended
	Jun. 30, 2016	Dec. 31, 2015	Jun. 30, 2015
Fair Value Measurement [Abstract]
Impaired homogenous loans delinquent period	120 days
Assets measured at fair value on recurring basis	$ 0	$ 0
Liabilities measured at fair value on recurring basis	0	$ 0
Liabilities on a non-recurring basis	$ 0		$ 0