Annual report pursuant to Section 13 and 15(d)

Employee Retirement Plans - Change in Projected Benefit Obligations, Fair Value of Plan Assets, and Funded Status of Plan (Details)

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Employee Retirement Plans - Change in Projected Benefit Obligations, Fair Value of Plan Assets, and Funded Status of Plan (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Changes in projected benefit obligation:    
Projected benefit obligation, beginning of period $ 12,022 $ 0
Projected benefit obligation assumed in acquisition 0 13,274
Service cost 442 157
Interest cost 66 59
Actuarial (gain) loss (1,794) (1,172)
Benefits paid (157) (786)
Currency exchange rate changes (845) 490
Projected benefit obligation, end of period 9,733 12,022
Changes in fair value of plan assets:    
Fair value of plan assets, beginning of period 5,634 0
Plan assets transferred from acquisition 0 5,417
Actual return on plan assets 2 0
Employer contributions 0 0
Currency exchange rate changes (439) 217
Plan settlements 0 0
Other 0 0
Fair value of plan assets, end of period 5,198 5,634
Net unfunded status 4,536 6,388
Amounts recognized in the Consolidated Balance Sheets    
Other long-term liabilities 4,536 6,388
Accumulated other comprehensive (income) loss, before tax $ (1,724) $ (1,172)