Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Statement of Comprehensive Income [Abstract]
Net income (loss)		$ 21,413	$ (26,717)	$ 19,431	$ (29,752)
Other comprehensive income (loss), net of tax:
Change in fair value of convertible preferred securities (net of income tax of $0, $0, $(87) and $0)		0	0	(87)	0
Change in unrecognized actuarial loss and prior service cost (net of income tax of $(86), $(628), $(101) and $(635))		(287)	(988)	(338)	(998)
Cash flow hedge activity (net of income tax of $17, $0, $17 and $0)		51	0	51	0
Foreign currency translation adjustments (net of income tax of $0, $0, $0 and $0)		(1,123)	959	(2,273)	1,473
Other comprehensive income (loss)	[1]	(1,359)	(29)	(2,647)	475
Comprehensive income (loss)		20,054	(26,746)	16,784	(29,277)
Comprehensive income (loss) attributable to the noncontrolling interests		(116)	(64)	(398)	(10)
Comprehensive income (loss) attributable to The Andersons, Inc.		$ 20,170	$ (26,682)	$ 17,182	$ (29,267)

[1] All amounts are net of tax. Amounts in parentheses indicate debits