Fair Value Measurements and Fair Value of Financial Instruments (Schedule of Changes in Investment Securities Available-For-Sale) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Beginning Balance	$ 36	$ 2,115
Transfer out of level 3	(260)	(2,120)
Principal interest deferrals	58	116
Principal paydown		(272)
Total net losses included in net income	(628)	(68)
Total net unrealized gains	794	265
Ending Balance		$ 36