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Loans Receivable Aging Analysis (Details) - USD ($) $ in Thousands | Mar. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Loan portfolio aging analysis |  |
Non-accrual loans | $ 54,449 | $ 44,833
Total past due and non-accrual loans | 104,814 | 88,597
Current loans receivable | 7,565,216 | 6,489,227
Total loans receivable | 7,670,030 | 6,577,824
Accruing loans 30 to 59 days past due |  |
Loan portfolio aging analysis |  |
Past due loans | 34,506 | 26,375
Accruing loans 60 to 89 days past due |  |
Loan portfolio aging analysis |  |
Past due loans | 10,457 | 11,312
Accruing loans 90 days or more past due |  |
Loan portfolio aging analysis |  |
Past due loans | 5,402 | 6,077
Residential Real Estate | Residential Real Estate |  |
Loan portfolio aging analysis |  |
Non-accrual loans | 7,188 | 4,924
Total past due and non-accrual loans | 16,023 | 14,336
Current loans receivable | 814,998 | 706,392
Total loans receivable | 831,021 | 720,728
Residential Real Estate | Residential Real Estate | Accruing loans 30 to 59 days past due |  |
Loan portfolio aging analysis |  |
Past due loans | 7,812 | 6,252
Residential Real Estate | Residential Real Estate | Accruing loans 60 to 89 days past due |  |
Loan portfolio aging analysis |  |
Past due loans | 593 | 794
Residential Real Estate | Residential Real Estate | Accruing loans 90 days or more past due |  |
Loan portfolio aging analysis |  |
Past due loans | 430 | 2,366
Commercial |  |
Loan portfolio aging analysis |  |
Total loans receivable | 6,090,296 | 5,156,492
Commercial | Commercial Real Estate |  |
Loan portfolio aging analysis |  |
Non-accrual loans | 34,344 | 27,331
Total past due and non-accrual loans | 56,433 | 45,853
Current loans receivable | 4,194,570 | 3,531,286
Total loans receivable | 4,251,003 | 3,577,139
Commercial | Commercial Real Estate | Accruing loans 30 to 59 days past due |  |
Loan portfolio aging analysis |  |
Past due loans | 14,016 | 12,546
Commercial | Commercial Real Estate | Accruing loans 60 to 89 days past due |  |
Loan portfolio aging analysis |  |
Past due loans | 5,694 | 5,367
Commercial | Commercial Real Estate | Accruing loans 90 days or more past due |  |
Loan portfolio aging analysis |  |
Past due loans | 2,379 | 609
Commercial | Other Commercial |  |
Loan portfolio aging analysis |  |
Non-accrual loans | 9,509 | 8,298
Total past due and non-accrual loans | 24,167 | 18,407
Current loans receivable | 1,815,126 | 1,560,946
Total loans receivable | 1,839,293 | 1,579,353
Commercial | Other Commercial | Accruing loans 30 to 59 days past due |  |
Loan portfolio aging analysis |  |
Past due loans | 8,676 | 3,634
Commercial | Other Commercial | Accruing loans 60 to 89 days past due |  |
Loan portfolio aging analysis |  |
Past due loans | 3,660 | 3,502
Commercial | Other Commercial | Accruing loans 90 days or more past due |  |
Loan portfolio aging analysis |  |
Past due loans | 2,322 | 2,973
Consumer and Other |  |
Loan portfolio aging analysis |  |
Total loans receivable | 748,713 | 700,604
Consumer and Other | Home Equity |  |
Loan portfolio aging analysis |  |
Non-accrual loans | 2,804 | 3,338
Total past due and non-accrual loans | 5,155 | 6,467
Current loans receivable | 484,724 | 451,451
Total loans receivable | 489,879 | 457,918
Consumer and Other | Home Equity | Accruing loans 30 to 59 days past due |  |
Loan portfolio aging analysis |  |
Past due loans | 2,197 | 2,142
Consumer and Other | Home Equity | Accruing loans 60 to 89 days past due |  |
Loan portfolio aging analysis |  |
Past due loans | 43 | 987
Consumer and Other | Home Equity | Accruing loans 90 days or more past due |  |
Loan portfolio aging analysis |  |
Past due loans | 111 | 0
Consumer and Other | Other Consumer |  |
Loan portfolio aging analysis |  |
Non-accrual loans | 604 | 942
Total past due and non-accrual loans | 3,036 | 3,534
Current loans receivable | 255,798 | 239,152
Total loans receivable | 258,834 | 242,686
Consumer and Other | Other Consumer | Accruing loans 30 to 59 days past due |  |
Loan portfolio aging analysis |  |
Past due loans | 1,805 | 1,801
Consumer and Other | Other Consumer | Accruing loans 60 to 89 days past due |  |
Loan portfolio aging analysis |  |
Past due loans | 467 | 662
Consumer and Other | Other Consumer | Accruing loans 90 days or more past due |  |
Loan portfolio aging analysis |  |
Past due loans | $ 160 | $ 129

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