Segment Information - Summary (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Mar. 31, 2019
Segment Reporting Information [Line Items]
Total sales and other operating revenues	$ 363,260	$ 524,487	$ 1,022,911	$ 1,210,351
Total operating income	8,143	39,355	15,677	56,633
Total assets	1,949,047	2,023,719	1,949,047	2,023,719	$ 1,859,275
Leaf Tobacco - North America Segment
Segment Reporting Information [Line Items]
Total sales and other operating revenues	53,016	77,850	139,421	181,764
Total operating income	2,609	2,870	5,880	7,888
Total assets	319,433	318,295	319,433	318,295	243,248
Leaf Tobacco - Other Regions Segment
Segment Reporting Information [Line Items]
Total sales and other operating revenues	306,500	441,719	867,838	1,018,255
Total operating income	25,508	44,133	59,016	70,010
Total assets	1,408,705	1,598,879	1,408,705	1,598,879	1,488,226
Other Products and Services Segment
Segment Reporting Information [Line Items]
Total sales and other operating revenues	3,744	4,918	15,652	10,332
Total operating income	(19,974)	(7,648)	(49,219)	(21,265)
Total assets	$ 220,909	$ 106,545	$ 220,909	$ 106,545	$ 127,801