XML 78 R63.htm IDEA: XBRL DOCUMENT v3.22.0.1
Fair Value Measurements - Additional Information (Details) - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair value, assets, level 1 to level 2 transfers, amount $ 0 $ 0
Fair value, assets, level 2 to level 1 transfers, amount 0 0
Fair value, liabilities, level 1 to level 2 transfers, amount 0 0
Fair value, liabilities, level 2 to level 1 transfers, amount 0 0
Fair value, measurement with unobservable inputs reconciliation, liability, transfers into level 3 0 0
Fair value, measurement with unobservable inputs reconciliation, liability, transfers out of level 3 0 0
Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Securities, fair value disclosure $ 0 $ 0