Debt - Credit Facilities and Working Capital Loans (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Line of Credit Facility [Line Items]
Current maturities of long-term debt	$ 0.1	$ 0.2
Long-term debt	0.2	0.4
Short-term debt	2.6	1.4
Line of Credit
Line of Credit Facility [Line Items]
Unsecured line of credit - maximum	150.0	150.0
Long-term line of credit	0.0	0.0
Amount of letters of credit outstanding	2.5	7.6
Line of credit, additional borrowing capacity	147.5	142.4
Letter of Credit
Line of Credit Facility [Line Items]
Unsecured line of credit - maximum	30.0	30.0
Secured Debt
Line of Credit Facility [Line Items]
Current maturities of long-term debt	0.1	0.2
Long-term debt	$ 0.2	$ 0.4
Interest rate range	10.37%	10.37%
Foreign Line of Credit
Line of Credit Facility [Line Items]
Unsecured line of credit - maximum	$ 6.6	$ 7.3
Long-term line of credit	12.3	12.8
Amount of letters of credit outstanding	1.6	2.6
Available credit line	9.7	11.4
Short-term debt	$ 2.6	$ 1.4
Minimum | Foreign Line of Credit
Line of Credit Facility [Line Items]
Interest rate range	1.77%	2.40%
Maximum
Line of Credit Facility [Line Items]
Amount of letters of credit outstanding	$ 6.6
Maximum | Foreign Line of Credit
Line of Credit Facility [Line Items]
Interest rate range	6.75%	6.75%