Investments (Tables)

6 Months Ended

Jul. 31, 2016

Investments And Deposits [Abstract]

Equity Method Investments [Table Text Block]

The following table summarizes equity method investments at July 31, 2016 and January 31, 2016 (dollars in thousands):

Entity	Ownership Percentage			Carrying Amount July 31, 2016		Carrying Amount January 31, 2016
Big River		9.7	%	$	38,622	$	38,707

Schedule Of Income Loss Recognized From Equity Method Investments [Table Text Block]

The following table summarizes income recognized from equity method investments for the periods presented (dollars in thousands):

	Three Months Ended July 31,				Six Months Ended July 31,
	2016		2015		2016		2015
Big River	$	1,186	$	2,589	$	1,419	$	3,596
Patriot (sold June 1, 2015)		—		2,474		—		2,947
Total	$	1,186	$	5,063	$	1,419	$	6,543

Schedule of Financial Information for Equity Method Investments [Table Text Block]

Summarized financial information for each of the Company’s equity method investees is presented in the following table for the periods presented (amounts in thousands):

	Three Months Ended July 31, 2016				Three Months Ended July 31, 2015
	Patriot (1)		Big River		Patriot (1)		Big River
Net sales and revenue	$	—	$	210,974	$	52,375	$	223,191
Gross profit	$	—	$	17,057	$	10,605	$	38,463
Income from continuing operations	$	—	$	12,216	$	9,321	$	26,663
Net income	$	—	$	12,216	$	9,321	$	26,663

	Six Months Ended July 31, 2016				Six Months Ended July 31, 2015
	Patriot (1)		Big River		Patriot (1)		Big River
Net sales and revenue	$	—	$	394,545	$	115,614	$	407,998
Gross profit	$	—	$	22,928	$	14,424	$	49,267
Income from continuing operations	$	—	$	14,620	$	11,100	$	37,040
Net income	$	—	$	14,620	$	11,100	$	37,040

(1) The Company’s equity interest in Patriot was sold June 1, 2015, results are for the two and five month periods ended May 31, 2015.