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Loans Receivable - Interest Rate Terms (Details) $ in Thousands | Sep. 30, 2020 USD ($)
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Accounts, Notes, Loans and Financing Receivable [Line Items] |
Gross loans, fixed-rate | $ 8,251,862
% of gross loans, fixed-rate | 63.80%
Gross loans, adjustable rate | $ 4,707,410
% of gross loans, adjustable rate | 36.30%
Within 1 year |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Gross loans, fixed-rate | $ 128,254
% of gross loans, fixed-rate | 1.00%
Gross loans, adjustable rate | $ 3,592,689
% of gross loans, adjustable rate | 27.70%
1 to 3 years |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Gross loans, fixed-rate | $ 1,179,316
% of gross loans, fixed-rate | 9.10%
Gross loans, adjustable rate | $ 440,980
% of gross loans, adjustable rate | 3.40%
3 to 5 years |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Gross loans, fixed-rate | $ 398,019
% of gross loans, fixed-rate | 3.10%
Gross loans, adjustable rate | $ 588,366
% of gross loans, adjustable rate | 4.50%
5 to 10 years |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Gross loans, fixed-rate | $ 1,044,581
% of gross loans, fixed-rate | 8.10%
Gross loans, adjustable rate | $ 46,473
% of gross loans, adjustable rate | 0.40%
10 to 20 years |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Gross loans, fixed-rate | $ 983,856
% of gross loans, fixed-rate | 7.60%
Gross loans, adjustable rate | $ 25,190
% of gross loans, adjustable rate | 0.20%
Over 20 years |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Gross loans, fixed-rate | $ 4,517,836
% of gross loans, fixed-rate | 34.90%
Gross loans, adjustable rate | $ 13,712
% of gross loans, adjustable rate | 0.10%

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