CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2015
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (63,271)	$ 65,445	$ (28,034)
Currency translation adjustment	(8,247)	108	(12,514)
Pension prior service credit (cost) and net actuarial gain (loss), net of tax of $(670) in 2017, $(328) in 2016 and $186 in 2015	3,137	12,437	(15,546)
Loss on derivatives, net of tax	(1,100)	0	0
Total other comprehensive income (loss), net of tax	(6,210)	12,545	(28,060)
Total comprehensive income (loss)	(69,481)	77,990	(56,094)
Comprehensive loss attributable to noncontrolling interests	(354)	(80)	(172)
Comprehensive income (loss) attributable to Alliance One International, Inc.	$ (69,127)	$ 78,070	$ (55,922)