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Regulatory Requirements (Details) $ in Thousands | Dec. 31, 2025 USD ($) | Dec. 31, 2024 USD ($)
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Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Aggregate amount of net assets of subsidiaries | $ 214,600 |
Green Dot Corporation |  |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Tier one leverage capital | $ 653,063 | $ 760,571
Tier one leverage capital to average assets | 0.119 | 0.150
Tier one leverage capital required to be well capitalized | 0.040 | 0.040
Tier one common equity | $ 653,063 | $ 760,571
Tier one common equity to average assets | 32.90% | 42.60%
Tier one common equity required for capital adequacy to average assets | 4.50% | 4.50%
Tier one risk based capital | $ 653,063 | $ 760,571
Tier one risk based capital to risk weighted assets | 0.329 | 0.426
Tier one risk based capital required to be well capitalized | 0.060 | 0.060
Tier one risk based capital required to be well capitalized to risk weighted assets | 0.060 | 0.060
Capital | $ 677,794 | $ 782,207
Capital to risk weighted assets | 0.341 | 0.438
Capital required to be well capitalized | 0.080 | 0.080
Capital required to be well capitalized to risk weighted assets | 0.100 | 0.100
Green Dot Bank |  |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Tier one leverage capital | $ 449,328 | $ 362,697
Tier one leverage capital to average assets | 0.084 | 0.073
Tier one leverage capital required to be well capitalized | 0.040 | 0.040
Tier one leverage capital required to be well capitalized to average assets | 0.050 | 0.050
Tier one common equity | $ 449,328 | $ 362,697
Tier one common equity to average assets | 29.70% | 28.20%
Tier one common equity required for capital adequacy to average assets | 4.50% | 4.50%
Tier one common equity capital required to be well capitalized to average assets | 6.50% | 6.50%
Tier one risk based capital | $ 449,328 | $ 362,697
Tier one risk based capital to risk weighted assets | 0.297 | 0.282
Tier one risk based capital required to be well capitalized | 0.060 | 0.060
Tier one risk based capital required to be well capitalized to risk weighted assets | 0.080 | 0.080
Capital | $ 456,957 | $ 370,207
Capital to risk weighted assets | 0.303 | 0.288
Capital required to be well capitalized | 0.080 | 0.080
Capital required to be well capitalized to risk weighted assets | 0.100 | 0.100

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