|
Assets and Liabilities Measured at Fair Value on Non-Recurring Basis (Detail) (USD $)
In Thousands, unless otherwise specified |
Sep. 30, 2012
|
Dec. 31, 2011
|
|---|---|---|
| Assets | ||
| Impaired loans | $ 1,149,104 | $ 1,112,788 |
|
Fair Value, Measurements, Nonrecurring [Member]
|
||
| Assets | ||
| Impaired loans | 18,493 | 21,680 |
|
Fair Value, Measurements, Nonrecurring [Member] | Construction [Member]
|
||
| Assets | ||
| Impaired loans | 4,051 | 3,787 |
|
Fair Value, Measurements, Nonrecurring [Member] | Impaired Loans [Member] | Commercial [Member]
|
||
| Assets | ||
| Impaired loans | 771 | 383 |
|
Fair Value, Measurements, Nonrecurring [Member] | Impaired Loans [Member] | Nonresidential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 0 | 0 |
|
Fair Value, Measurements, Nonrecurring [Member] | Commercial Mortgage Loans, Owner Occupied [Member] | Nonresidential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 5,892 | 8,320 |
|
Fair Value, Measurements, Nonrecurring [Member] | Commercial Mortgage Loans, Non Owner Occupied [Member] | Nonresidential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 3,732 | 5,858 |
|
Fair Value, Measurements, Nonrecurring [Member] | Home Equity Line of Credit [Member] | Residential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 147 | 0 |
|
Fair Value, Measurements, Nonrecurring [Member] | Multi Family [Member] | Residential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 1,081 | 0 |
|
Fair Value, Measurements, Nonrecurring [Member] | Residential Real Estate Other Financing Receivable [Member] | Residential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 2,819 | 3,332 |
|
Fair Value, Measurements, Nonrecurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
|
||
| Assets | ||
| Impaired loans | 0 | 0 |
|
Fair Value, Measurements, Nonrecurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Construction [Member]
|
||
| Assets | ||
| Impaired loans | 0 | 0 |
|
Fair Value, Measurements, Nonrecurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Impaired Loans [Member] | Commercial [Member]
|
||
| Assets | ||
| Impaired loans | 0 | 0 |
|
Fair Value, Measurements, Nonrecurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Commercial Mortgage Loans, Owner Occupied [Member] | Nonresidential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 0 | 0 |
|
Fair Value, Measurements, Nonrecurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Commercial Mortgage Loans, Non Owner Occupied [Member] | Nonresidential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 0 | 0 |
|
Fair Value, Measurements, Nonrecurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Home Equity Line of Credit [Member] | Residential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 0 | 0 |
|
Fair Value, Measurements, Nonrecurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Multi Family [Member] | Residential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 0 | 0 |
|
Fair Value, Measurements, Nonrecurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Residential Real Estate Other Financing Receivable [Member] | Residential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 0 | 0 |
|
Fair Value, Measurements, Nonrecurring [Member] | Significant Other Observable Inputs (Level 2) [Member]
|
||
| Assets | ||
| Impaired loans | 0 | 2,421 |
|
Fair Value, Measurements, Nonrecurring [Member] | Significant Other Observable Inputs (Level 2) [Member] | Construction [Member]
|
||
| Assets | ||
| Impaired loans | 0 | 214 |
|
Fair Value, Measurements, Nonrecurring [Member] | Significant Other Observable Inputs (Level 2) [Member] | Impaired Loans [Member] | Commercial [Member]
|
||
| Assets | ||
| Impaired loans | 0 | 0 |
|
Fair Value, Measurements, Nonrecurring [Member] | Significant Other Observable Inputs (Level 2) [Member] | Commercial Mortgage Loans, Owner Occupied [Member] | Nonresidential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 0 | 0 |
|
Fair Value, Measurements, Nonrecurring [Member] | Significant Other Observable Inputs (Level 2) [Member] | Commercial Mortgage Loans, Non Owner Occupied [Member] | Nonresidential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 0 | 375 |
|
Fair Value, Measurements, Nonrecurring [Member] | Significant Other Observable Inputs (Level 2) [Member] | Home Equity Line of Credit [Member] | Residential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 0 | 0 |
|
Fair Value, Measurements, Nonrecurring [Member] | Significant Other Observable Inputs (Level 2) [Member] | Multi Family [Member] | Residential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 0 | 0 |
|
Fair Value, Measurements, Nonrecurring [Member] | Significant Other Observable Inputs (Level 2) [Member] | Residential Real Estate Other Financing Receivable [Member] | Residential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 0 | 1,832 |
|
Fair Value, Measurements, Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member]
|
||
| Assets | ||
| Impaired loans | 18,493 | 19,259 |
|
Fair Value, Measurements, Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Construction [Member]
|
||
| Assets | ||
| Impaired loans | 4,051 | 3,573 |
|
Fair Value, Measurements, Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Impaired Loans [Member] | Commercial [Member]
|
||
| Assets | ||
| Impaired loans | 771 | 383 |
|
Fair Value, Measurements, Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Commercial Mortgage Loans, Owner Occupied [Member] | Nonresidential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 5,892 | 8,320 |
|
Fair Value, Measurements, Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Commercial Mortgage Loans, Non Owner Occupied [Member] | Nonresidential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 3,732 | 5,483 |
|
Fair Value, Measurements, Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Home Equity Line of Credit [Member] | Residential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 147 | 0 |
|
Fair Value, Measurements, Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Multi Family [Member] | Residential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | 1,081 | 0 |
|
Fair Value, Measurements, Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Residential Real Estate Other Financing Receivable [Member] | Residential Real Estate [Member]
|
||
| Assets | ||
| Impaired loans | $ 2,819 | $ 1,500 |