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LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES (Details 3) - Loans Receivable - USD ($) $ in Thousands | Sep. 30, 2016 | Dec. 31, 2015
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | $ 24,724,591 | $ 23,659,761
CRE |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 8,515,079 | 8,110,749
CRE | Income producing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 7,780,775 | 7,478,474
CRE | Construction |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 600,803 | 438,671
CRE | Land |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 133,501 | 193,604
C&I |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 9,358,045 | 9,003,007
C&I | Commercial business |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 8,683,442 | 8,213,897
C&I | Trade finance |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 674,603 | 789,110
Residential |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 4,771,993 | 4,589,914
Residential | Real estate loan | Single-family |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 3,351,867 | 3,066,919
Residential | Real estate loan | Multifamily |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,420,126 | 1,522,995
Consumer |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 2,079,474 | 1,956,091
Non-PCI Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 24,007,010 | 22,689,007
Non-PCI Loans | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 23,281,555 | 21,910,821
Non-PCI Loans | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 195,825 | 287,530
Non-PCI Loans | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 511,320 | 466,129
Non-PCI Loans | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 18,310 | 24,527
Non-PCI Loans | CRE |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 8,119,569 | 7,561,384
Non-PCI Loans | CRE | Income producing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 7,387,777 | 6,937,199
Non-PCI Loans | CRE | Income producing | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 7,175,508 | 6,672,951
Non-PCI Loans | CRE | Income producing | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 28,052 | 59,309
Non-PCI Loans | CRE | Income producing | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 184,217 | 204,939
Non-PCI Loans | CRE | Income producing | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
Non-PCI Loans | CRE | Construction |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 600,803 | 436,776
Non-PCI Loans | CRE | Construction | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 595,106 | 435,112
Non-PCI Loans | CRE | Construction | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 5,697 | 1,194
Non-PCI Loans | CRE | Construction | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 470
Non-PCI Loans | CRE | Construction | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
Non-PCI Loans | CRE | Land |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 130,989 | 187,409
Non-PCI Loans | CRE | Land | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 117,194 | 172,189
Non-PCI Loans | CRE | Land | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
Non-PCI Loans | CRE | Land | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 13,785 | 15,220
Non-PCI Loans | CRE | Land | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 10 | 0
Non-PCI Loans | C&I |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 9,315,160 | 8,943,791
Non-PCI Loans | C&I | Commercial business |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 8,640,569 | 8,155,991
Non-PCI Loans | C&I | Commercial business | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 8,263,325 | 7,794,735
Non-PCI Loans | C&I | Commercial business | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 132,512 | 201,280
Non-PCI Loans | C&I | Commercial business | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 228,368 | 135,449
Non-PCI Loans | C&I | Commercial business | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 16,364 | 24,527
Non-PCI Loans | C&I | Trade finance |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 674,591 | 787,800
Non-PCI Loans | C&I | Trade finance | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 640,016 | 750,144
Non-PCI Loans | C&I | Trade finance | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 18,524 | 13,812
Non-PCI Loans | C&I | Trade finance | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 14,115 | 23,844
Non-PCI Loans | C&I | Trade finance | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,936 | 0
Non-PCI Loans | Residential |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 4,513,103 | 4,252,004
Non-PCI Loans | Residential | Real estate loan | Single-family |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 3,201,245 | 2,877,286
Non-PCI Loans | Residential | Real estate loan | Single-family | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 3,176,832 | 2,841,722
Non-PCI Loans | Residential | Real estate loan | Single-family | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 7,161 | 8,134
Non-PCI Loans | Residential | Real estate loan | Single-family | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 17,252 | 27,430
Non-PCI Loans | Residential | Real estate loan | Single-family | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
Non-PCI Loans | Residential | Real estate loan | Multifamily |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,311,858 | 1,374,718
Non-PCI Loans | Residential | Real estate loan | Multifamily | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,264,586 | 1,317,550
Non-PCI Loans | Residential | Real estate loan | Multifamily | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 2,918
Non-PCI Loans | Residential | Real estate loan | Multifamily | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 47,272 | 54,250
Non-PCI Loans | Residential | Real estate loan | Multifamily | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
Non-PCI Loans | Consumer |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 2,059,178 | 1,931,828
Non-PCI Loans | Consumer | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 2,048,988 | 1,926,418
Non-PCI Loans | Consumer | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 3,879 | 883
Non-PCI Loans | Consumer | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 6,311 | 4,527
Non-PCI Loans | Consumer | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
PCI Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 717,581 | 970,754
PCI Loans | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 629,453 | 835,890
PCI Loans | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 9,597 | 7,551
PCI Loans | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 78,531 | 127,313
PCI Loans | CRE |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 395,510 | 549,365
PCI Loans | CRE | Income producing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 392,998 | 541,275
PCI Loans | CRE | Income producing | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 333,342 | 440,100
PCI Loans | CRE | Income producing | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 3,474 | 4,987
PCI Loans | CRE | Income producing | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 56,182 | 96,188
PCI Loans | CRE | Construction |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 1,895
PCI Loans | CRE | Construction | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
PCI Loans | CRE | Construction | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
PCI Loans | CRE | Construction | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 1,895
PCI Loans | CRE | Land |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 2,512 | 6,195
PCI Loans | CRE | Land | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 2,134 | 4,285
PCI Loans | CRE | Land | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
PCI Loans | CRE | Land | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 378 | 1,910
PCI Loans | C&I |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 42,885 | 59,216
PCI Loans | C&I | Commercial business |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 42,873 | 57,906
PCI Loans | C&I | Commercial business | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 34,023 | 52,212
PCI Loans | C&I | Commercial business | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 4,590 | 819
PCI Loans | C&I | Commercial business | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 4,260 | 4,875
PCI Loans | C&I | Trade finance |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 12 | 1,310
PCI Loans | C&I | Trade finance | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 12 | 1,310
PCI Loans | C&I | Trade finance | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
PCI Loans | C&I | Trade finance | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
PCI Loans | Residential |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 258,890 | 337,910
PCI Loans | Residential | Real estate loan | Single-family |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 150,622 | 189,633
PCI Loans | Residential | Real estate loan | Single-family | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 147,768 | 184,092
PCI Loans | Residential | Real estate loan | Single-family | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,216 | 1,293
PCI Loans | Residential | Real estate loan | Single-family | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,638 | 4,248
PCI Loans | Residential | Real estate loan | Multifamily |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 108,268 | 148,277
PCI Loans | Residential | Real estate loan | Multifamily | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 93,379 | 130,770
PCI Loans | Residential | Real estate loan | Multifamily | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
PCI Loans | Residential | Real estate loan | Multifamily | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 14,889 | 17,507
PCI Loans | Consumer |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 20,296 | 24,263
PCI Loans | Consumer | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 18,795 | 23,121
PCI Loans | Consumer | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 317 | 452
PCI Loans | Consumer | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | $ 1,184 | $ 690

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