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Bank Deposits (Tables) | 12 Months Ended
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Dec. 31, 2021
Deposits Liabilities Balance Sheet Reported Amounts [Abstract] |
Schedule of Deposits | Deposits consist of interest-bearing-demand deposits (primarily money market and savings accounts), non-interest-bearing demand deposits, and certificates of deposit. Deposits at December 31, 2021 and 2020, were as follows (in thousands):
|  | December 31, |
|  | 2021 |  |  | 2020 |
Demand deposits (interest-bearing) |  | $ | 22,626,560 |  |  | $ | 16,886,953 |
Demand deposits (non-interest-bearing) |  |  | 626,633 |  |  |  | 411,890 |
Certificates of deposit |  |  | 27,155 |  |  |  | 97,654 |
|  | $ | 23,280,348 |  |  | $ | 17,396,497 |
Schedule of Maturities of Certificates of Deposit | Scheduled maturities of certificates of deposit at December 31, 2021 and 2020, were as follows (in thousands):
|  | December 31, |
|  | 2021 |  |  | 2020 |
Certificates of deposit, less than $100,000: |  |  |  |  |  |
Within one year |  | $ | 159 |  |  | $ | 2,719 |
One to three years |  |  | 14 |  |  |  | 409 |
Three to five years |  |  | — |  |  |  | 254 |
|  | $ | 173 |  |  | $ | 3,382 |
Certificates of deposit, $100,000 and greater: |  |  |  |  |  |
Within one year |  | $ | 20,098 |  |  | $ | 63,650 |
One to three years |  |  | 6,884 |  |  |  | 30,622 |
Three to five years |  |  | — |  |  |  | — |
|  |  | 26,982 |  |  |  | 94,272 |
|  | $ | 27,155 |  |  | $ | 97,654 |

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