Investment Securities (Schedule of Credit-Related Impairment Losses on Securities) (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Investment Securities [Abstract]
Beginning Balance			$ 3,959,000	$ 3,959,000
Additional credit-related impairment loss on securities for which an other-than-temporary impairment was previously recognized	0	0	7,000	0
Reductions for securities paid off during the period			0	0
Reductions for securities for which the amount previously recognized in other comprehensive income was recognized in earnings because the Company intends to sell the security			0	0
Ending Balance	$ 3,966,000	$ 3,959,000	$ 3,966,000	$ 3,959,000