Quarterly report pursuant to Section 13 or 15(d)

Employee Benefit 401(k) Plans (Narrative) (Details)

v3.22.1
Employee Benefit 401(k) Plans (Narrative) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]    
Minimum employee subscription rate, percentage of compensation 1.00%  
Maximum employee subscription rate, percentage of compensation 60.00%  
Employee pre-tax contributions vested percentage 100.00%  
Vesting rate 20.00%  
Percentage vested after total service period 100.00%  
Expenses for employee benefit plan $ 182 $ 180
Minimum [Member]    
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]    
Employer contribution vesting period 2 years  
Maximum [Member]    
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]    
Employer contribution vesting period 6 years