Other Borrowings (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Other Borrowings Details    
Overnight FHLB advances $ 232,080 $ 215,738
Term FHLB advances 110,961 101,293
Other 13,500 14,500
Total other borrowings $ 356,541 $ 331,531