Related Party Transactions - Hydrogen Purchase and Sale Agreement (Details) - The Coffeyville Facility - CRRM - Hydrogen Purchase and Sale Agreement - Hydrogen	12 Months Ended
	Dec. 31, 2019 Mcf
Related Party Transaction [Line Items]
Monthly production volume of product to be delivered (in mscf)	90,000
Optional excess volume that can be purchased per month (in mscf)	60,000
Initial term of agreement	20 years
Additional renewal term	5 years
Minimum notice period for termination of agreement	180 days