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Unfunded Loan Commitments (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Credit Loss [Abstract] |  |  |  |
Contractual obligation | $ 1,400,000 |  | $ 1,400,000 |
Allowance |  |  |  |
Beginning balance | 32,707 | $ 19,367 | 72,713 | $ 110,044
Provision/New commitments - net | 99,692 | 48,203 | 147,146 | 88,400
Other provision items | 21,654 | 21,757 | 28,880 | 17,763
Transfer - funded loans | (40,528) | (24,555) | (135,214) | (151,435)
Ending balance | 113,525 | 64,772 | 113,525 | 64,772
Unfunded Commitments |  |  |  |
Beginning balance | 561,748 | 457,453 | 1,776,976 | 1,673,018
Provision/New commitments - net | 1,466,865 | 1,235,604 | 2,435,695 | 2,078,765
Other provision items | 0 | 0 | 0 | 0
Transfer - funded loans | (614,773) | (531,361) | (2,798,831) | (2,590,087)
Ending balance | $ 1,413,840 | $ 1,161,696 | $ 1,413,840 | $ 1,161,696

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