Schedule of Net Periodic Pension Benefit Costs (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Retirement Benefits [Abstract]
Service cost	$ 794	$ 1,149
Interest cost	443	352
Expected return on plan assets	(83)	(89)
Amortization of prior service costs	18	17
Amortization of actuarial net loss	235	695
Net periodic benefit cost	$ 1,407	$ 2,124