Employee Benefit Plans - Weighted-average Assumptions Used to Determine Benefit Obligations (Details)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Pension Plan
Discount rate used to determine pension expense
Discount rate	2.50%	3.22%	4.23%
Discount rate used to determine value of obligations
Discount rate	2.85%	2.50%	3.22%
Long term rate of return	6.25%	6.25%	7.00%
LaBarge Retirement Plan
Discount rate used to determine pension expense
Discount rate	1.85%	2.85%	4.00%
Discount rate used to determine value of obligations
Discount rate	2.35%	1.85%	2.85%