Fair Value Measurements and Fair Values of Financial Instruments (SBA Servicing Assets) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Fair Value of Financial Instruments [Abstract]
Beginning balance	$ 4,067	$ 2,904	$ 3,477	$ 2,340
Additions	158	283	733	911
Fair value adjustments	(185)	(112)	(170)	(176)
Ending balance	$ 4,040	$ 3,075	$ 4,040	$ 3,075