Net Income per Share (Calculation of Numerator and Denominator) - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2021	Apr. 30, 2020
Numerator:
Net income attributable to Raven Industries, Inc.	$ 9,620	$ 4,047
Denominator:
Weighted average common shares outstanding (in shares)	35,885,444	35,797,939
Weighted average fully vested stock units outstanding (in shares)	151,971	129,672
Denominator for basic calculation (in shares)	36,037,415	35,927,611
Weighted average common shares outstanding (in shares)	35,885,444	35,797,939
Weighted average fully vested stock units outstanding (in shares)	151,971	129,672
Dilutive impact of stock options and restricted units (in shares)	412,579	138,613
Denominator for diluted calculation (in shares)	36,449,994	36,066,224
Net income per share - basic (in dollars per share)	$ 0.27	$ 0.11
Net income per share - diluted (in dollars per share)	$ 0.26	$ 0.11