Borrowings FHLB Maturities (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014
Federal Home Loan Bank, Advances, Maturities Summary [Abstract]
Less than or equal to 30 days	$ 0
Greater than 30 days and less than 90 days	215,000
Greater than 90 days	410,000	[1]
Total	$ 625,000
Federal Home Loan Bank Advances, Maturity Period	129 days

[1] Greater than 90 days includes FHLB advances with maturity dates of 129 days.