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Share-Based Compensation Plans - Narrative (Detail) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Jan. 01, 2011 | Dec. 31, 2021 USD ($) year shares | Dec. 31, 2020 USD ($) shares | Dec. 31, 2019 USD ($) shares | Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Maximum exercisable period for stock options (years) |  | 10 years |  |  |
Aggregate number of shares of common stock available for grant (shares) |  | 305,334 |  |  |
Employee stock purchase plan expense | $ |  | $ 12,600 | $ 11,600 | $ 8,400 |
Nonvested awards, compensation cost not yet recognized | $ |  | 19,600 |  |  |
Cash received from exercise of options | $ |  | 26,600 |  |  |
Tax benefit from exercise of options | $ |  | $ 2,500 |  |  |
Restricted stock units, granted as long term incentive compensation (percent) |  | 40.00% |  |  |
Restricted stock units, vesting upon meeting certain thresholds (percent) |  | 60.00% |  |  |
Director |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Stock issued for services, shares |  | 34,693 |  |  |
Stock issued for services, value | $ |  | $ 1,500 |  |  |
BM Technologies Inc. |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Employee stock purchase plan expense | $ |  | $ 800 |  |  |
Stock Options |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Award vesting period (years) |  |  | 5 years |  |
Options expiration date (years) |  | 10 years | 10 years |  |
Number of shares granted (shares) |  | 720,000 | 0 | 577,230 |
Restricted Stock Units |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Granted (shares) |  |  | 300,000 |  |
Award vesting period (years) |  | 3 years |  |  |
Number of restricted stock units granted (shares) |  | 201,648 |  |  |
Minimum | Stock Options |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Award vesting period (years) |  | 3 years |  |  |
Maximum | Stock Options |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Award vesting period (years) |  | 5 years |  |  |
2010 Plan |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Fully diluted tangible book value |  | 50.00% |  |  |
Maximum number of shares that may be issued under 2010 plan (shares) |  | 3,666,667 |  |  |
2019 Plan |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Maximum number of shares that may be issued under plan (shares) |  | 1,500,000 |  |  |
2004 Plan |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Maximum number of shares that may be issued under plan (shares) |  | 2,750,000 |  |  |
BRRP |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Participant vested in an annual deferral accounts | 100.00% |  |  |  |
Involuntary termination age (year) | year |  | 65 |  |  |
Restricted stock units outstanding (shares) |  | 30,776 |  |  |
BRRP | Minimum |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Receipt deferral percentage under BRRP plan | 25.00% |  |  |  |
BRRP | Maximum |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Receipt deferral percentage under BRRP plan | 50.00% |  |  |  |
ESPP |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Employee stock purchase plan expense | $ |  | $ 115 | $ 140 | $ 170 |
Purchase price under employee stock purchase plan (percent) |  | 85.00% |  |  | 85.00%
Purchase price under employee stock purchase plan, discount (percent) |  | 15.00% |  |  | 15.00%
2004 and 2019 Plan | Restricted Stock Units |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Number of restricted stock units granted (shares) |  | 201,648 |  |  |
Waterfall | 2004 and 2019 Plan | Restricted Stock Units |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Award vesting period (years) |  | 3 years |  |  |
Cliff | 2004 and 2019 Plan | Restricted Stock Units |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Award vesting period (years) |  | 3 years |  |  |
Number of restricted stock units granted (shares) |  | 26,007 |  |  |

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