Noncontrolling Interest (Details) - CF Industries Nitrogen, LLC - T	Sep. 30, 2020	Feb. 01, 2016
Noncontrolling interest
Maximum Annual Granular Urea Tons Eligible for Purchase	1,100,000
Maximum Annual UAN Tons Eligible for Purchase	580,000
CHS Inc.
Noncontrolling interest
Percentage of ownership interest held by outside investors		11.00%