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Loans and Allowance for Loan Losses - Industry Classification System (Details) - USD ($) $ in Thousands | Sep. 30, 2019 | Dec. 31, 2018
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Lessors of nonresidential buildings |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding Principal Balances | $ 3,502,181 |
Unfunded Commitments | 826,157 |
Total exposure | 4,328,338 | $ 3,932,059
Lessors of residential buildings |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding Principal Balances | 1,003,401 |
Unfunded Commitments | 549,949 |
Total exposure | 1,553,350 | 1,484,697
Hotels (except for Casino Hotels) and Motels |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding Principal Balances | 806,089 |
Unfunded Commitments | 167,696 |
Total exposure | 973,785 | 920,001
236117 New Housing Operative Builders [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding Principal Balances | 516,646 |
Unfunded Commitments | 580,917 |
Total exposure | $ 1,097,563 | $ 1,100,989

X
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X
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