Commitments and Contingencies - Leased Assets Class (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($)
Lessee, Lease, Description [Line Items]
Weighted Average in Months	4 years 1 month 6 days
Lessee, Finance Lease, Remaining Lease Term	60 months 27 days
Railcars
Lessee, Lease, Description [Line Items]
Average Months Remaining on the Lease	38 months
Weighted Average in Months	8 months 12 days
Buildings
Lessee, Lease, Description [Line Items]
Average Months Remaining on the Lease	39 months
Weighted Average in Months	1 year 3 months 18 days
Equipment
Lessee, Lease, Description [Line Items]
Average Months Remaining on the Lease	30 months
Weighted Average in Months	7 months 6 days
Average Months Remaining on the Lease	61 months
Lessee, Finance Lease, Remaining Lease Term	60 months 27 days
Land
Lessee, Lease, Description [Line Items]
Average Months Remaining on the Lease	232 months
Weighted Average in Months	1 year 3 months 18 days
Other
Lessee, Lease, Description [Line Items]
Average Months Remaining on the Lease	24 months
Weighted Average in Months	1 month 6 days
Operating Lease, Concentration Risk | Operating Lease Liability | Railcars
Lessee, Lease, Description [Line Items]
Percentage	23.40%
Operating Lease, Concentration Risk | Operating Lease Liability | Buildings
Lessee, Lease, Description [Line Items]
Percentage	40.30%
Operating Lease, Concentration Risk | Operating Lease Liability | Equipment
Lessee, Lease, Description [Line Items]
Percentage	22.90%
Operating Lease, Concentration Risk | Operating Lease Liability | Land
Lessee, Lease, Description [Line Items]
Percentage	6.90%
Operating Lease, Concentration Risk | Operating Lease Liability | Other
Lessee, Lease, Description [Line Items]
Percentage	6.50%
Finance Lease, Concentration Risk | Finance lease obligations | Equipment
Lessee, Lease, Description [Line Items]
Percentage	100.00%
Polymer
Lessee, Lease, Description [Line Items]
Operating lease, liability	$ 45,508
Finance lease obligations	645
Polymer | Railcars
Lessee, Lease, Description [Line Items]
Operating lease, liability	1,860
Polymer | Buildings
Lessee, Lease, Description [Line Items]
Operating lease, liability	28,677
Polymer | Equipment
Lessee, Lease, Description [Line Items]
Operating lease, liability	6,396
Finance lease obligations	645
Polymer | Land
Lessee, Lease, Description [Line Items]
Operating lease, liability	6,806
Polymer | Other
Lessee, Lease, Description [Line Items]
Operating lease, liability	1,769
Chemical
Lessee, Lease, Description [Line Items]
Operating lease, liability	53,232
Finance lease obligations	2,518
Chemical | Railcars
Lessee, Lease, Description [Line Items]
Operating lease, liability	21,261
Chemical | Buildings
Lessee, Lease, Description [Line Items]
Operating lease, liability	11,068
Chemical | Equipment
Lessee, Lease, Description [Line Items]
Operating lease, liability	16,181
Finance lease obligations	2,518
Chemical | Land
Lessee, Lease, Description [Line Items]
Operating lease, liability	40
Chemical | Other
Lessee, Lease, Description [Line Items]
Operating lease, liability	$ 4,682