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COVERED ASSETS AND FDIC INDEMNIFICATION ASSET (Details 4) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2014 | Dec. 31, 2013
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Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | $ 2,259,959 | $ 2,461,560
Pass/Watch |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 1,867,677 | 2,003,632
Special Mention |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 45,092 | 43,604
Substandard |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 339,798 | 406,855
Doubtful |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 7,392 | 7,469
Real Estate Loans |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 1,791,873 | 1,960,966
Real Estate Loans | Pass/Watch |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 1,447,748 | 1,553,493
Real Estate Loans | Special Mention |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 38,028 | 38,841
Real Estate Loans | Substandard |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 298,734 | 361,266
Real Estate Loans | Doubtful |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 7,363 | 7,366
Real Estate Loans | Residential Single-family |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 276,330 | 290,095
Real Estate Loans | Residential Single-family | Pass/Watch |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 268,006 | 281,246
Real Estate Loans | Residential Single-family | Special Mention |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 380 | 733
Real Estate Loans | Residential Single-family | Substandard |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 7,944 | 8,116
Real Estate Loans | Residential Multifamily |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 374,252 | 403,508
Real Estate Loans | Residential Multifamily | Pass/Watch |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 349,242 | 373,024
Real Estate Loans | Residential Multifamily | Special Mention |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 785 | 785
Real Estate Loans | Residential Multifamily | Substandard |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 24,225 | 29,699
Real Estate Loans | Commercial and Industrial Real Estate |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 1,031,161 | 1,103,530
Real Estate Loans | Commercial and Industrial Real Estate | Pass/Watch |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 807,815 | 857,376
Real Estate Loans | Commercial and Industrial Real Estate | Special Mention |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 27,432 | 27,851
Real Estate Loans | Commercial and Industrial Real Estate | Substandard |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 189,446 | 211,835
Real Estate Loans | Commercial and Industrial Real Estate | Doubtful |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 6,468 | 6,468
Real Estate Loans | Construction and Land |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 110,130 | 163,833
Real Estate Loans | Construction and Land | Pass/Watch |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 22,685 | 41,847
Real Estate Loans | Construction and Land | Special Mention |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 9,431 | 9,472
Real Estate Loans | Construction and Land | Substandard |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 77,119 | 111,616
Real Estate Loans | Construction and Land | Doubtful |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 895 | 898
Other Loans |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 468,086 | 500,594
Other Loans | Pass/Watch |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 419,929 | 450,139
Other Loans | Special Mention |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 7,064 | 4,763
Other Loans | Substandard |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 41,064 | 45,589
Other Loans | Doubtful |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 29 | 103
Other Loans | Commercial Business |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 395,718 | 426,621
Other Loans | Commercial Business | Pass/Watch |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 349,330 | 378,086
Other Loans | Commercial Business | Special Mention |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 6,914 | 4,635
Other Loans | Commercial Business | Substandard |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 39,445 | 43,797
Other Loans | Commercial Business | Doubtful |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 29 | 103
Other Loans | Other Consumer |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 72,368 | 73,973
Other Loans | Other Consumer | Pass/Watch |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 70,599 | 72,053
Other Loans | Other Consumer | Special Mention |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | 150 | 128
Other Loans | Other Consumer | Substandard |  |
Carrying Amounts And Composition Of Covered Loans |  |
Total principal balance | $ 1,619 | $ 1,792

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