Net Income per Share (Calculation of Numerator and Denominator) - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2020	Apr. 30, 2019
Numerator:
Net income attributable to Raven Industries, Inc.	$ 4,047	$ 13,210
Denominator:
Weighted average common shares outstanding (in shares)	35,797,939	35,962,066
Weighted average fully vested stock units outstanding (in shares)	129,672	105,341
Denominator for basic calculation (in shares)	35,927,611	36,067,407
Weighted average common shares outstanding (in shares)	35,797,939	35,962,066
Weighted average fully vested stock units outstanding (in shares)	129,672	105,341
Dilutive impact of stock options and restricted units (in shares)	138,613	325,831
Denominator for diluted calculation (in shares)	36,066,224	36,393,238
Net income per share - basic (in dollars per share)	$ 0.11	$ 0.37
Net income per share - diluted (in dollars per share)	$ 0.11	$ 0.36