Segment Information (Details) - USD ($) $ in Thousands		3 Months Ended								12 Months Ended
		Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information [Line Items]
Total revenues		$ 3,782,702	$ 2,998,824	$ 3,235,805	$ 2,594,719	$ 2,508,303	$ 1,885,586	$ 1,854,738	$ 1,815,993	$ 12,612,050	$ 8,064,620	$ 8,003,253
Interest expense (income)										37,292	33,784	43,205
Equity in earnings (losses) of affiliates, net										4,842	638	(7,359)
Other income, net										32,596	17,563	18,526
Income (loss) before income taxes from continuing operations		76,636	16,317	53,701	14,116	23,635	(2,360)	5,226	(53,582)	160,770	(27,081)	13,021
Income (loss) attributable to noncontrolling interests										31,900	(21,900)	(3,200)
Income (loss) before income taxes from continuing operations		65,473	$ 12,290	$ 44,024	$ 9,755	15,917	$ 1,788	$ 10,290	$ (44,166)	131,542	(16,171)	3,876
Identifiable assets		4,569,219				4,272,121				4,569,219	4,272,121
Capital expenditures										71,774	72,725	159,157
Depreciation and amortization										178,934	188,638	146,166
Continuing Operations
Segment Reporting Information [Line Items]
Identifiable assets		4,505,165				3,595,988				4,505,165	3,595,988
Depreciation and amortization										157,174	153,065	112,044
Discontinued Operations
Segment Reporting Information [Line Items]
Identifiable assets		64,054				676,133				64,054	676,133
Depreciation and amortization										21,760	35,573	34,122
Operating Segments | Trade
Segment Reporting Information [Line Items]
Total revenues										9,304,357	6,141,402	6,144,526
Interest expense (income)										(23,688)	(21,974)	(34,843)
Equity in earnings (losses) of affiliates, net										4,842	638	(6,835)
Other income, net										31,036	11,954	11,142
Income (loss) before income taxes from continuing operations										87,946	24,687	(17,328)
Capital expenditures										17,828	14,911	31,173
Operating Segments | Trade | Continuing Operations
Segment Reporting Information [Line Items]
Identifiable assets		3,115,045				2,486,412				3,115,045	2,486,412
Depreciation and amortization										44,335	44,627	50,973
Operating Segments | Renewables
Segment Reporting Information [Line Items]
Total revenues										2,440,798	1,260,259	1,211,997
Interest expense (income)										(7,602)	(7,461)	(943)
Equity in earnings (losses) of affiliates, net										0	0	(524)
Other income, net										3,200	2,795	913
Income (loss) before income taxes from continuing operations	[1]									81,205	(47,338)	47,660
Capital expenditures										28,502	39,791	104,023
Operating Segments | Renewables | Continuing Operations
Segment Reporting Information [Line Items]
Identifiable assets		784,031				666,839				784,031	666,839
Depreciation and amortization										77,542	73,224	23,727
Operating Segments | Plant Nutrient
Segment Reporting Information [Line Items]
Total revenues										866,895	662,959	646,730
Interest expense (income)										(4,355)	(5,805)	(7,954)
Other income, net										2,128	1,274	4,903
Income (loss) before income taxes from continuing operations										42,615	16,015	9,159
Capital expenditures										21,616	16,565	20,413
Operating Segments | Plant Nutrient | Continuing Operations
Segment Reporting Information [Line Items]
Identifiable assets		453,137				374,653				453,137	374,653
Depreciation and amortization										25,957	25,407	25,985
Other
Segment Reporting Information [Line Items]
Interest expense (income)										(1,647)	1,456	535
Other income, net										(3,768)	1,540	1,568
Income (loss) before income taxes from continuing operations										(50,996)	(20,445)	(26,470)
Capital expenditures										3,828	1,458	3,548
Other | Continuing Operations
Segment Reporting Information [Line Items]
Identifiable assets		$ 152,952				$ 68,084				152,952	68,084
Depreciation and amortization										9,340	9,807	11,359
UNITED STATES | Trade
Segment Reporting Information [Line Items]
Total revenues										9,771,502	6,180,376	6,196,402
Canada | Trade
Segment Reporting Information [Line Items]
Total revenues										806,481	517,006	653,592
Mexico | Trade
Segment Reporting Information [Line Items]
Total revenues										490,672	246,523	294,644
Switzerland | Trade
Segment Reporting Information [Line Items]
Total revenues										487,363	348,867	218,063
Other | Trade
Segment Reporting Information [Line Items]
Total revenues										$ 1,056,032	$ 771,848	$ 640,552

[1] Includes income (loss) attributable to noncontrolling interests of $31.9 million, $(21.9) million and $(3.2) million for the years ended December 31, 2021, 2020 and 2019, respectively.