Note 6 - Investments in Joint Ventures (Tables)

12 Months Ended

Aug. 31, 2023

Notes Tables

Condensed Balance Sheet [Table Text Block]

	As of August 31, 2023
	Total		EXCOR		OTHER
Current assets	$	55,339,662	$	27,862,458	$	27,477,204
Total assets		59,729,348		30,054,277		29,675,071
Current liabilities		11,464,247		2,687,064		8,777,183
Noncurrent liabilities		323,762		-		323,762
Joint ventures’ equity		47,941,339		27,367,213		20,574,126
Northern Technologies International Corporation’s share of joint ventures’ equity		23,705,714		13,683,608		10,022,106
Northern Technologies International Corporation’s share of joint ventures’ undistributed earnings		20,493,861		12,075,524		8,418,337

	As of August 31, 2022
	Total		EXCOR		OTHER
Current assets	$	52,428,831	$	26,047,914	$	26,380,917
Total assets		55,854,457		27,932,532		27,921,925
Current liabilities		10,981,833		2,943,895		8,037,938
Noncurrent liabilities		1,138,980		-		1,138,980
Joint ventures’ equity		43,733,644		24,988,637		18,745,007
Northern Technologies International Corporation’s share of joint ventures’ equity		21,814,754		12,494,320		9,320,434
Northern Technologies International Corporation’s share of joint ventures’ undistributed earnings		21,256,923		12,463,415		8,793,508

Condensed Income Statement [Table Text Block]

	Fiscal Year Ended August 31, 2023
	Total		EXCOR		OTHER
Net sales	$	100,682,316	$	39,642,380	$	61,039,936
Gross profit		40,096,561		19,016,389		21,080,172
Net income		8,934,198		5,730,311		3,203,887
Northern Technologies International Corporation’s share of equity in income of joint ventures		6,452,719		2,852,229		3,600,490
Northern Technologies International Corporation’s dividends received from joint ventures		5,639,198		2,459,500		3,179,698

	Fiscal Year Ended August 31, 2022
	Total		EXCOR		OTHER
Net sales	$	104,077,748	$	42,853,162	$	61,224,586
Gross profit		41,030,647		20,312,400		20,718,247
Net income		9,302,237		6,487,855		2,814,382
Northern Technologies International Corporation’s share of equity in income of joint ventures		4,725,918		3,236,989		1,488,929
Northern Technologies International Corporation’s dividends received from joint ventures		5,723,176		4,255,200		1,467,976