Investments Securities - Summary of Investment Securities Continuous Unrealized Loss Position (Details) $ in Thousands	Mar. 31, 2024 USD ($)
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss [Abstract]
Available-for-sale, Less Than 12 Months, Fair Value	$ 0
Available-for-sale, Less Than 12 Months, Gross Unrealized Losses	0
Available-for-sale, 12 Months or Greater, Fair Value	41
Available-for-sale, 12 Months or Greater, Gross Unrealized Losses	3
Available-for-Sale, Total Fair Value	41
Available-for-Sale, Total Gross Unrealized Losses	3
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss [Abstract]
Total investment securities, Less Than 12 Months, Fair Value	19,713
Total investment securities, Less Than 12 Months, Gross Unrealized Losses	70
Total investment securities, 12 Months or Greater, Fair Value	11,759
Total investment securities, 12 Months or Greater, Gross Unrealized Losses	455
Total investment securities, Total Fair Value	31,472
Total investment securities, Total Gross Unrealized Losses	525
U.S. Treasury securities
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss [Abstract]
Available-for-sale, Less Than 12 Months, Fair Value	0
Available-for-sale, Less Than 12 Months, Gross Unrealized Losses	0
Available-for-sale, 12 Months or Greater, Fair Value	0
Available-for-sale, 12 Months or Greater, Gross Unrealized Losses	0
Available-for-Sale, Total Fair Value	0
Available-for-Sale, Total Gross Unrealized Losses	0
U.S. Agency collateralized mortgage obligations
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss [Abstract]
Available-for-sale, Less Than 12 Months, Fair Value	0
Available-for-sale, Less Than 12 Months, Gross Unrealized Losses	0
Available-for-sale, 12 Months or Greater, Fair Value	41
Available-for-sale, 12 Months or Greater, Gross Unrealized Losses	3
Available-for-Sale, Total Fair Value	41
Available-for-Sale, Total Gross Unrealized Losses	3
U.S. Agency residential mortgage-backed securities
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss [Abstract]
Held-to-maturity, Less Than 12 Months, Fair Value	19,713
Held-to-maturity, Less Than 12 Months, Gross Unrealized Losses	70
Held-to-maturity, 12 Months or Greater, Fair Value	11,718
Held-to-maturity, 12 Months or Greater, Gross Unrealized Losses	452
Held-to-Maturity, Total Fair Value	31,431
Held-to-Maturity, Total Gross Unrealized Losses	$ 522

Debt Securities, Available-for-Sale and Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer

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