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Loans and Allowance for Loan Losses - Industry Classification System (Details) - USD ($) $ in Thousands | Jun. 30, 2019 | Dec. 31, 2018
--- | --- | ---
Lessors of nonresidential buildings |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding Principal Balances | $ 3,375,085 |
Unfunded Commitments | 871,369 |
Total exposure | 4,246,454 | $ 3,932,059
Lessors of residential buildings |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding Principal Balances | 1,003,666 |
Unfunded Commitments | 398,766 |
Total exposure | 1,402,432 | 1,484,697
Hotels (except for Casino Hotels) and Motels |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding Principal Balances | 847,103 |
Unfunded Commitments | 154,986 |
Total exposure | 1,002,089 | 920,001
236117 New Housing Operative Builders [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Outstanding Principal Balances | 508,964 |
Unfunded Commitments | 575,435 |
Total exposure | $ 1,084,399 | $ 1,100,989

X
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X
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