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Commitments, Contingencies and Off-Balance Sheet Arrangements - Off-Balance Sheet Commitments (Detail) $ in Millions | 12 Months Ended
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Dec. 31, 2022 USD ($)
Commitments Contingencies And Off Balance Sheet Arrangements [Line Items] |
Amount of Commitment Expiration by Period - 2023 | $ 1.4
Amount of Commitment Expiration by Period - 2024 | 2.0
Amount of Commitment Expiration by Period - 2025 | 0.2
Amount of Commitment Expiration by Period - 2026 | 0.1
Amount of Commitment Expiration by Period - 2027 | 0.1
Amount of Commitment Expiration by Period - Thereafter | 13.0
Total Amounts Committed | 16.8
Financial Guarantees [Member] |
Commitments Contingencies And Off Balance Sheet Arrangements [Line Items] |
Amount of Commitment Expiration by Period - 2023 | 1.4
Amount of Commitment Expiration by Period - 2024 | 2.0
Amount of Commitment Expiration by Period - 2025 | 0.2
Amount of Commitment Expiration by Period - 2026 | 0.1
Amount of Commitment Expiration by Period - 2027 | 0.1
Total Amounts Committed | 3.8
Letters of Credit [Member] |
Commitments Contingencies And Off Balance Sheet Arrangements [Line Items] |
Amount of Commitment Expiration by Period - Thereafter | 13.0
Total Amounts Committed | $ 13.0

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- Details
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