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LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES (Details 8) - USD ($) $ in Thousands | Sep. 30, 2015 | Jun. 30, 2015 | Dec. 31, 2014 | Sep. 30, 2014 | Jun. 30, 2014 | Dec. 31, 2013
--- | --- | --- | --- | --- | --- | ---
Allowance for loan losses |  |  |  |  |  |
Individually evaluated for impairment | $ 22,899 |  | $ 19,464 |  |  |
Collectively evaluated for impairment | 240,990 |  | 241,501 |  |  |
Allowance for loan losses | 264,430 |  | 261,679 |  |  |
Acquired with deteriorated credit quality |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |
Allowance for loan losses | 541 |  | 714 |  |  |
CRE |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |
Individually evaluated for impairment | 1,419 |  | 3,487 |  |  |
Collectively evaluated for impairment | 76,358 |  | 68,776 |  |  |
Allowance for loan losses | 78,318 |  | 72,977 |  |  |
CRE | Acquired with deteriorated credit quality |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |
Allowance for loan losses | 541 |  | 714 |  |  |
C&I |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |
Individually evaluated for impairment | 20,459 |  | 15,202 |  |  |
Collectively evaluated for impairment | 118,470 |  | 119,396 |  |  |
Allowance for loan losses | 138,929 |  | 134,598 |  |  |
C&I | Acquired with deteriorated credit quality |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |
Allowance for loan losses | 0 |  | 0 |  |  |
Residential |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |
Individually evaluated for impairment | 962 |  | 774 |  |  |
Collectively evaluated for impairment | 35,850 |  | 43,082 |  |  |
Allowance for loan losses | 36,812 |  | 43,856 |  |  |
Residential | Acquired with deteriorated credit quality |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |
Allowance for loan losses | 0 |  | 0 |  |  |
Consumer |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |
Individually evaluated for impairment | 59 |  | 1 |  |  |
Collectively evaluated for impairment | 10,312 |  | 10,247 |  |  |
Allowance for loan losses | 10,371 |  | 10,248 |  |  |
Consumer | Acquired with deteriorated credit quality |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |
Allowance for loan losses | 0 |  | 0 |  |  |
Loans Receivable |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |
Allowance for loan losses | 264,430 | $ 261,229 | 261,679 | $ 253,178 | $ 251,348 | $ 249,675
Recorded investment in loans |  |  |  |  |  |
Individually evaluated for impairment | 174,935 |  | 164,732 |  |  |
Collectively evaluated for impairment | 21,433,968 |  | 20,240,300 |  |  |
Total loans | 22,658,908 |  | 21,727,145 |  |  |
Loans Receivable | Acquired with deteriorated credit quality |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  |
Allowance for loan losses | 541 | $ 612 | 714 | $ 714 | $ 1,558 | $ 2,269
Recorded investment in loans |  |  |  |  |  |
Total loans | 1,050,005 |  | 1,322,113 |  |  |
Loans Receivable | CRE |  |  |  |  |  |
Recorded investment in loans |  |  |  |  |  |
Individually evaluated for impairment | 45,234 |  | 66,514 |  |  |
Collectively evaluated for impairment | 7,081,211 |  | 6,035,702 |  |  |
Total loans | 7,710,004 |  | 6,819,513 |  |  |
Loans Receivable | CRE | Acquired with deteriorated credit quality |  |  |  |  |  |
Recorded investment in loans |  |  |  |  |  |
Total loans | 583,559 |  | 717,297 |  |  |
Loans Receivable | C&I |  |  |  |  |  |
Recorded investment in loans |  |  |  |  |  |
Individually evaluated for impairment | 86,130 |  | 45,145 |  |  |
Collectively evaluated for impairment | 8,467,410 |  | 7,942,436 |  |  |
Total loans | 8,619,156 |  | 8,077,201 |  |  |
Loans Receivable | C&I | Acquired with deteriorated credit quality |  |  |  |  |  |
Recorded investment in loans |  |  |  |  |  |
Total loans | 65,616 |  | 89,620 |  |  |
Loans Receivable | Residential |  |  |  |  |  |
Recorded investment in loans |  |  |  |  |  |
Individually evaluated for impairment | 42,325 |  | 51,814 |  |  |
Collectively evaluated for impairment | 4,077,074 |  | 4,779,465 |  |  |
Total loans | 4,495,169 |  | 5,316,689 |  |  |
Loans Receivable | Residential | Acquired with deteriorated credit quality |  |  |  |  |  |
Recorded investment in loans |  |  |  |  |  |
Total loans | 375,770 |  | 485,410 |  |  |
Loans Receivable | Consumer |  |  |  |  |  |
Recorded investment in loans |  |  |  |  |  |
Individually evaluated for impairment | 1,246 |  | 1,259 |  |  |
Collectively evaluated for impairment | 1,808,273 |  | 1,482,697 |  |  |
Total loans | 1,834,579 |  | 1,513,742 |  |  |
Loans Receivable | Consumer | Acquired with deteriorated credit quality |  |  |  |  |  |
Recorded investment in loans |  |  |  |  |  |
Total loans | $ 25,060 |  | $ 29,786 |  |  |

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