Fair Value Measurements (Details 2) (Trust preferred securities [Member], USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013
Significant unobservable inputs (Level 3) used in the valuation of assets and liabilities measured at fair value on a recurring basis
Fair Value	$ 16,753
Valuation Technique	Discounted cash flows
Significant Unobservable Inputs (Level3)	Default rate
Maximum [Member]
Significant unobservable inputs (Level 3) used in the valuation of assets and liabilities measured at fair value on a recurring basis
Range of Inputs (percent)	100.00%
Minimum [Member]
Significant unobservable inputs (Level 3) used in the valuation of assets and liabilities measured at fair value on a recurring basis
Range of Inputs (percent)	0.00%