Net Income per Share (Calculation of Numerator and Denominator) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2021	Jul. 31, 2020	Jul. 31, 2021	Jul. 31, 2020
Numerator:
Net income attributable to Raven Industries, Inc.	$ 6,853	$ 5,819	$ 16,473	$ 9,866
Denominator:
Weighted average common shares outstanding (in shares)	35,917,637	35,838,509	35,901,540	35,818,224
Weighted average fully vested stock units outstanding (in shares)	167,874	157,488	159,923	143,580
Denominator for basic calculation (in shares)	36,085,511	35,995,997	36,061,463	35,961,804
Weighted average common shares outstanding (in shares)	35,917,637	35,838,509	35,901,540	35,818,224
Weighted average fully vested stock units outstanding (in shares)	167,874	157,488	159,923	143,580
Dilutive impact of stock options and restricted units (in shares)	384,432	85,991	385,952	117,485
Denominator for diluted calculation (in shares)	36,469,943	36,081,988	36,447,415	36,079,289
Net income per share - basic (in dollars per share)	$ 0.19	$ 0.16	$ 0.46	$ 0.27
Net income per share - diluted (in dollars per share)	$ 0.19	$ 0.16	$ 0.45	$ 0.27