Operating Segments (Operating Results For The Company's Reportable Segments) (Details) - USD ($) $ in Thousands		12 Months Ended
		Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2019
Segment Reporting Information [Line Items]
Sales and other operating revenues		$ 1,983,357	$ 1,909,979	$ 2,227,153
Operating Income		147,810	126,367	161,169
Equity in pretax earnings of unconsolidated affiliates	[1]	(2,985)	(4,211)	(5,299)
Restructuring and impairment costs	[2]	(22,577)	(7,543)	(20,304)
Other income	[3]	4,173	0	0
Segment Assets		2,341,924	2,120,921	2,133,184
Accounts Receivable, after Allowance for Credit Loss		367,482	340,711	368,110
Goodwill, net		173,051	126,826	97,907
Other intangibles, net		72,304	17,861	87
Capital Expenditures		66,154	35,227	38,760
Depreciation and Amortization		44,733	38,379	37,104
Tobacco Operations
Segment Reporting Information [Line Items]
Sales and other operating revenues		1,841,837	1,887,084	2,222,246
Operating Income		168,832	146,637	195,383
Restructuring and impairment costs		(6,500)	(7,500)
Segment Assets		2,002,059	1,985,732	2,108,641
Accounts Receivable, after Allowance for Credit Loss		336,876	330,367	367,579
Goodwill, net		98,044	97,963	97,907
Other intangibles, net		82	59	87
Capital Expenditures		46,037	35,175	38,206
Depreciation and Amortization		33,895	35,251	35,449
Ingredients Operations
Segment Reporting Information [Line Items]
Sales and other operating revenues		141,520	22,895	4,907
Operating Income		367	(8,516)	(8,611)
Segment Assets		339,865	135,189	24,543
Accounts Receivable, after Allowance for Credit Loss		30,606	10,344	531
Goodwill, net		75,007	28,863	0
Other intangibles, net		72,222	17,802	0
Capital Expenditures		20,117	52	554
Depreciation and Amortization		10,838	3,128	1,655
Total Operating Segments
Segment Reporting Information [Line Items]
Operating Income		$ 169,199	$ 138,121	$ 186,772

[1] Equity in pretax earnings of unconsolidated affiliates is included in reportable segment operating income, but is reported below consolidated operating income and excluded from that total in the consolidated statements of income.

[2] Restructuring and impairment costs are excluded from reportable segment operating income, but are included in consolidated operating income in the consolidated statements of income (see Note 4)

[3] Other income represents the reversal of a portion of the contingent consideration liability associated with the acquisition of FruitSmart. See Note 2 for additional information.