CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2021	Oct. 31, 2020	Oct. 31, 2021	Oct. 31, 2020
CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS
REVENUES	$ 124,451	$ 127,331	$ 383,800	$ 274,971
Cost of revenues	98,316	106,988	306,299	234,989
GROSS PROFIT	26,135	20,343	77,501	39,982
Selling, general and administrative expenses	11,590	9,398	31,813	28,827
INCOME FROM OPERATIONS	14,545	10,945	45,688	11,155
Other income, net	1,117	175	1,569	1,714
INCOME BEFORE INCOME TAXES	15,662	11,120	47,257	12,869
Income tax (expense) benefit	(3,269)	(1,666)	(11,228)	1,391
NET INCOME	12,393	9,454	36,029	14,260
Net loss attributable to non-controlling interests				(40)
NET INCOME ATTRIBUTABLE TO THE STOCKHOLDERS OF ARGAN, INC.	12,393	9,454	36,029	14,300
Foreign currency translation adjustments	(471)	(321)	(728)	(650)
COMPREHENSIVE INCOME ATTRIBUTABLE TO THE STOCKHOLDERS OF ARGAN, INC.	$ 11,922	$ 9,133	$ 35,301	$ 13,650
NET INCOME PER SHARE ATTRIBUTABLE TO THE STOCKHOLDERS OF ARGAN, INC.
Basic	$ 0.79	$ 0.60	$ 2.29	$ 0.91
Diluted	$ 0.78	$ 0.60	$ 2.25	$ 0.91
WEIGHTED AVERAGE NUMBER OF SHARES OUTSTANDING
Basic	15,774	15,680	15,757	15,659
Diluted	15,963	15,833	15,980	15,795
CASH DIVIDENDS PER SHARE	$ 0.25	$ 0.25	$ 0.75	$ 1.75