|
Fair Value Accounting and Measurement Fair Value Accounting and Measurement (Carrying Amounts and Estimated Fair Values of Selected Financial Instruments) (Details) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2013
|
Dec. 31, 2012
|
|---|---|---|
| Assets | ||
| Interest-earning deposits with banks | $ 14,531 | $ 389,353 |
| Securities available for sale | 1,664,111 | 1,001,665 |
|
Reported Value Measurement [Member]
|
||
| Assets | ||
| Cash and due from banks | 165,030 | 124,573 |
| Interest-earning deposits with banks | 14,531 | 389,353 |
| Securities available for sale | 1,664,111 | 1,001,665 |
| FHLB stock | 32,529 | 21,819 |
| Loans held for sale | 735 | 2,563 |
| Loans | 4,444,842 | 2,864,803 |
| FDIC loss-sharing asset | 39,846 | 96,354 |
| Interest rate contracts | 9,044 | 14,921 |
| Liabilities | ||
| Deposits | 5,959,475 | 4,042,085 |
| FHLB Advances | 36,606 | 6,644 |
| Repurchase agreements | 25,000 | 25,000 |
| Interest rate contracts | 9,044 | 14,921 |
|
Estimate of Fair Value Measurement [Member]
|
||
| Assets | ||
| Cash and due from banks | 165,030 | 124,573 |
| Interest-earning deposits with banks | 14,531 | 389,353 |
| Securities available for sale | 1,664,111 | 1,001,665 |
| FHLB stock | 32,529 | 21,819 |
| Loans held for sale | 735 | 2,563 |
| Loans | 4,605,038 | 2,944,317 |
| FDIC loss-sharing asset | 11,248 | 26,543 |
| Interest rate contracts | 9,044 | 14,921 |
| Liabilities | ||
| Deposits | 5,958,747 | 4,043,221 |
| FHLB Advances | 35,080 | 5,894 |
| Repurchase agreements | 26,361 | 26,464 |
| Interest rate contracts | 9,044 | 14,921 |
|
Fair Value, Inputs, Level 2 [Member] | Estimate of Fair Value Measurement [Member]
|
||
| Assets | ||
| Cash and due from banks | 0 | 0 |
| Interest-earning deposits with banks | 0 | 0 |
| Securities available for sale | 1,643,997 | 981,837 |
| FHLB stock | 32,529 | 21,819 |
| Loans held for sale | 735 | 2,563 |
| Loans | 0 | 0 |
| FDIC loss-sharing asset | 0 | 0 |
| Interest rate contracts | 9,044 | 14,921 |
| Liabilities | ||
| Deposits | 509,201 | 493,400 |
| FHLB Advances | 35,080 | 5,894 |
| Repurchase agreements | 26,361 | 26,464 |
| Interest rate contracts | 9,044 | 14,921 |
|
Fair Value, Inputs, Level 3 [Member] | Estimate of Fair Value Measurement [Member]
|
||
| Assets | ||
| Cash and due from banks | 0 | 0 |
| Interest-earning deposits with banks | 0 | 0 |
| Securities available for sale | 0 | 0 |
| FHLB stock | 0 | 0 |
| Loans held for sale | 0 | 0 |
| Loans | 4,605,038 | 2,944,317 |
| FDIC loss-sharing asset | 11,248 | 26,543 |
| Interest rate contracts | 0 | 0 |
| Liabilities | ||
| Deposits | 0 | 0 |
| FHLB Advances | 0 | 0 |
| Repurchase agreements | 0 | 0 |
| Interest rate contracts | 0 | 0 |
|
Fair Value, Inputs, Level 1 [Member] | Estimate of Fair Value Measurement [Member]
|
||
| Assets | ||
| Cash and due from banks | 165,030 | 124,573 |
| Interest-earning deposits with banks | 14,531 | 389,353 |
| Securities available for sale | 20,114 | 19,828 |
| FHLB stock | 0 | 0 |
| Loans held for sale | 0 | 0 |
| Loans | 0 | 0 |
| FDIC loss-sharing asset | 0 | 0 |
| Interest rate contracts | 0 | 0 |
| Liabilities | ||
| Deposits | 5,449,546 | 3,549,821 |
| FHLB Advances | 0 | 0 |
| Repurchase agreements | 0 | 0 |
| Interest rate contracts | $ 0 | $ 0 |