Loss Per Share - Summary (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Basic (loss) income per share:
Net loss attributable to Pyxus International, Inc.	$ (21,993)	$ (5,095)	$ (100,308)	$ (60,487)
Weighted average number of shares outstanding (shares)	9,166,000	9,068,000	9,137,000	9,048,000
Basic loss per share (USD per share)	$ (2.40)	$ (0.56)	$ (10.98)	$ (6.69)
Diluted (loss) income per share:
Net loss attributable to Pyxus International, Inc.	$ (21,993)	$ (5,095)	$ (100,308)	$ (60,487)
Weighted average number of shares outstanding (shares)	9,166,000	9,068,000	9,137,000	9,048,000
Plus: Restricted shares issued and shares applicable to stock options and restricted stock units, net of shares assumed to be purchased from proceeds at average market price (shares)	0	0	0	0
Adjusted weighted average number of common shares outstanding (shares)	9,166,000	9,068,000	9,137,000	9,048,000
Diluted loss per share (USD per share)	$ (2.40)	$ (0.56)	$ (10.98)	$ (6.69)
Shares of common stock owned by the subsidiary (shares)	785,000	785,000	785,000	785,000
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share (shares)	452	427	450	427
Stock Options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share (shares)	10,000	66,000	28,000	62,000