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Business Combination - Schedule of Purchase Price Consideration (Details) - Luther Burbank $ / shares in Units, shares in Thousands, $ in Thousands | Mar. 01, 2024 USD ($) $ / shares shares
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Business Acquisition [Line Items] |
Number of WaFd shares issued to LBC shareholders | shares | 17,089
WaFd market price per share on February 29, 2024 (in dollars per share) | $ / shares | $ 27.24
Purchase price of shares issued to LBC shareholders | $ 465,501
Cash in lieu of fractional shares | 3
Purchase price consideration | $ 465,504

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