Securities (Securities in a Continuous Unrealized Loss Position) (Details) $ in Thousands	Jun. 30, 2015 USD ($) security	Dec. 31, 2014 USD ($) security
Schedule of Available-for-sale Securities [Line Items]
Number of securities in a continuous unrealized loss position for less than 12 months | security	9
Fair value of securities in a continuous unrealized loss position for less than 12 months	$ 23,242
Unrealized losses of securities in a continuous unrealized loss position for less than 12 months	$ (259)
Number of securities in a continuous unrealized loss position for 12 months or longer | security	10
Fair value of securities in a continuous unrealized loss position for 12 months or longer	$ 25,734
Unrealized losses of securities in a continuous unrealized loss position for 12 months or longer	$ (4,064)
Number of securities in a continuous unrealized loss position total | security	19
Fair value of securities in a continuous unrealized loss position total	$ 48,976
Unrealized losses of securities in a continuous unrealized loss position total	$ (4,323)
Obligations of U.S. government-sponsored enterprises [Member]
Schedule of Available-for-sale Securities [Line Items]
Number of securities in a continuous unrealized loss position for less than 12 months | security	4	3
Fair value of securities in a continuous unrealized loss position for less than 12 months	$ 20,004	$ 20,952
Unrealized losses of securities in a continuous unrealized loss position for less than 12 months	$ (225)	$ (54)
Number of securities in a continuous unrealized loss position for 12 months or longer | security	0	0
Fair value of securities in a continuous unrealized loss position for 12 months or longer	$ 0	$ 0
Unrealized losses of securities in a continuous unrealized loss position for 12 months or longer	$ 0	$ 0
Number of securities in a continuous unrealized loss position total | security	4	3
Fair value of securities in a continuous unrealized loss position total	$ 20,004	$ 20,952
Unrealized losses of securities in a continuous unrealized loss position total	$ (225)	$ (54)
Mortgage-backed securities issued by US Government-sponsored enterprises [Member]
Schedule of Available-for-sale Securities [Line Items]
Number of securities in a continuous unrealized loss position for less than 12 months | security	2
Fair value of securities in a continuous unrealized loss position for less than 12 months	$ 844
Unrealized losses of securities in a continuous unrealized loss position for less than 12 months	$ (10)
Number of securities in a continuous unrealized loss position for 12 months or longer | security	0
Fair value of securities in a continuous unrealized loss position for 12 months or longer	$ 0
Unrealized losses of securities in a continuous unrealized loss position for 12 months or longer	$ 0
Number of securities in a continuous unrealized loss position total | security	2
Fair value of securities in a continuous unrealized loss position total	$ 844
Unrealized losses of securities in a continuous unrealized loss position total	$ (10)
Individual name issuer trust preferred debt securities
Schedule of Available-for-sale Securities [Line Items]
Number of securities in a continuous unrealized loss position for less than 12 months | security	0	0
Fair value of securities in a continuous unrealized loss position for less than 12 months	$ 0	$ 0
Unrealized losses of securities in a continuous unrealized loss position for less than 12 months	$ 0	$ 0
Number of securities in a continuous unrealized loss position for 12 months or longer | security	10	11
Fair value of securities in a continuous unrealized loss position for 12 months or longer	$ 25,734	$ 25,774
Unrealized losses of securities in a continuous unrealized loss position for 12 months or longer	$ (4,064)	$ (4,979)
Number of securities in a continuous unrealized loss position total | security	10	11
Fair value of securities in a continuous unrealized loss position total	$ 25,734	$ 25,774
Unrealized losses of securities in a continuous unrealized loss position total	$ (4,064)	$ (4,979)
Corporate bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Number of securities in a continuous unrealized loss position for less than 12 months | security	3	0
Fair value of securities in a continuous unrealized loss position for less than 12 months	$ 2,394	$ 0
Unrealized losses of securities in a continuous unrealized loss position for less than 12 months	$ (24)	$ 0
Number of securities in a continuous unrealized loss position for 12 months or longer | security	0	1
Fair value of securities in a continuous unrealized loss position for 12 months or longer	$ 0	$ 199
Unrealized losses of securities in a continuous unrealized loss position for 12 months or longer	$ 0	$ (3)
Number of securities in a continuous unrealized loss position total | security	3	1
Fair value of securities in a continuous unrealized loss position total	$ 2,394	$ 199
Unrealized losses of securities in a continuous unrealized loss position total	$ (24)	$ (3)