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Subsequent Events (Details) $ in Thousands	Apr. 23, 2025 USD ($) ؋ / shares	Mar. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)
Subsequent Event [Line Items]
Total assets		$ 51,519,266	$ 51,576,397
Subsequent Event | Columbia Banking Systems and Pacific Premier Bancorp Merger
Subsequent Event [Line Items]
Business Acquisition, Equity Interest Issued or Issuable, Share Exchange Ratio | ؋ / shares	؋ 0.9150
Subsequent Event | Columbia Banking Systems and Pacific Premier Bancorp Merger | Pacific Premier Bancorp
Subsequent Event [Line Items]
Business Acquisition, Percentage of Voting Interests Acquired	30.00%
Subsequent Event | Expected | Columbia Banking Systems and Pacific Premier Bancorp Merger
Subsequent Event [Line Items]
Total assets	؋ 70,000,000

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