Fair Value Measurements (Details 2) (Non-recurring, Level 3, USD $) In Thousands, unless otherwise specified	3 Months Ended		12 Months Ended
	Mar. 31, 2014		Dec. 31, 2013
Listing of significant unobservable inputs used in the fair value measurement process for items valued utilizing level III techniques
Fair Value	$ 11,876		$ 10,371
Impaired loans
Listing of significant unobservable inputs used in the fair value measurement process for items valued utilizing level III techniques
Fair Value	10,410		8,473
Probability of default (as a percent)	0.00%		0.00%
Impaired loans | Discounted cash flow | Minimum
Listing of significant unobservable inputs used in the fair value measurement process for items valued utilizing level III techniques
Temporary reduction in payment amount (as a percent)	0.00%		0.00%
Impaired loans | Discounted cash flow | Maximum
Listing of significant unobservable inputs used in the fair value measurement process for items valued utilizing level III techniques
Temporary reduction in payment amount (as a percent)	(91.00%)		(91.00%)
Impaired loans | Discounted cash flow | Weighted Average
Listing of significant unobservable inputs used in the fair value measurement process for items valued utilizing level III techniques
Temporary reduction in payment amount (as a percent)	(17.00%)		(18.00%)
Impaired loans | Appraisal of collateral | Minimum
Listing of significant unobservable inputs used in the fair value measurement process for items valued utilizing level III techniques
Appraisal adjustments (as a percent)	0.00%	[1]	0.00%	[1]
Impaired loans | Appraisal of collateral | Maximum
Listing of significant unobservable inputs used in the fair value measurement process for items valued utilizing level III techniques
Appraisal adjustments (as a percent)	(44.00%)	[1]	(44.00%)	[1]
Impaired loans | Appraisal of collateral | Weighted Average
Listing of significant unobservable inputs used in the fair value measurement process for items valued utilizing level III techniques
Appraisal adjustments (as a percent)	(21.00%)	[1]	(21.00%)	[1]
Other real estate owned
Listing of significant unobservable inputs used in the fair value measurement process for items valued utilizing level III techniques
Fair Value	$ 1,466	[1]	$ 1,898	[1]

[1] Appraisals may be adjusted by management for qualitative factors such as economic conditions and estimated liquidation expenses.