Segment Disclosures (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Segment data
Net sales	$ 2,321	$ 1,362	$ 8,578	$ 3,998
Cost of sales	1,405	922	3,973	2,766
Gross margin	916	440	4,605	1,232
Total other operating costs and expenses	186	552	493	669
Equity in earnings of operating affiliate	20	15	74	37
Operating earnings (loss)	750	(97)	4,186	600
Winter Storm Uri
Segment data
Gain on sale of derivatives	0	0	0	112
Ammonia(1)
Segment data
Net sales	531	344	2,286	1,009
Granular Urea
Segment data
Net sales	689	386	2,287	1,218
UAN
Segment data
Net sales	736	390	2,727	1,056
AN(1)
Segment data
Net sales	180	118	656	359
Operating Segments | Ammonia(1)
Segment data
Net sales	531	344	2,286	1,009
Cost of sales	353	262	1,075	675
Gross margin	178	82	1,211	334
Operating Segments | Granular Urea
Segment data
Net sales	689	386	2,287	1,218
Cost of sales	394	200	1,024	705
Gross margin	295	186	1,263	513
Operating Segments | UAN
Segment data
Net sales	736	390	2,727	1,056
Cost of sales	414	233	1,102	759
Gross margin	322	157	1,625	297
Operating Segments | AN(1)
Segment data
Net sales	180	118	656	359
Cost of sales	136	122	458	337
Gross margin	44	(4)	198	22
Operating Segments | Other(1)
Segment data
Net sales	185	124	622	356
Cost of sales	108	105	314	290
Gross margin	$ 77	$ 19	$ 308	$ 66