Note 1 - Summary of Significant Accounting Policies (Tables)

12 Months Ended

Nov. 30, 2022

Notes Tables

Lessee, Operating Leases, Assets and Liabilities [Table Text Block]

	November 30, 2022		November 30, 2021
Operating lease right-of-use assets (other assets)	$	34,931		47,794
Current portion of operating lease liabilities (accrued expenses)	$	10,915		12,863
Long-term portion of operating lease liabilities		24,016		34,931
Total operating lease liabilities	$	34,931		47,794

Lessee, Operating Lease, Liability, Maturity [Table Text Block]

Year Ending November 30,
2023	12,344
2024	11,325
2025	9,532
2026	4,765
Total lease payments	37,966
Less imputed interest	(3,035	)
Total operating lease liabilities	34,931

Lessee, Finance Leases, Assets and Liabilities [Table Text Block]

	November 30, 2022		November 30, 2021
Finance lease right-of-use assets (net of amortization in other assets)	$	540,052	$	190,667
	$	540,052	$	190,667
Current portion of finance lease liabilities	$	170,835	$	48,591
Long-term portion of finance lease liabilities		602,131		142,386
Total finance lease liabilities	$	772,966	$	190,977

Finance Lease, Liability, Fiscal Year Maturity [Table Text Block]

Year Ending November 30,
2023	$	199,836
2024		211,219
2025		157,393
2026		155,809
2027		122,823
Total lease payments		847,080
Less imputed interest		(74,114	)
Total finance lease liabilities	$	772,966

Disaggregation of Revenue [Table Text Block]

	Twelve Months Ended November 30, 2022
	Agricultural		Modular Buildings		Tools		Total
Farm equipment	$	17,825,000	$	-	$	-	$	17,825,000
Farm equipment service parts		2,575,000		-		-		2,575,000
Steel cutting tools and inserts		-		-		2,708,000		2,708,000
Modular buildings		-		4,550,000		-		4,550,000
Modular building lease income		-		62,000		-		62,000
Other		512,000		122,000		46,000		680,000
	$	20,912,000	$	4,734,000	$	2,754,000	$	28,400,000

	Twelve Months Ended November 30, 2021
	Agricultural		Modular Buildings		Tools		Total
Farm equipment	$	13,631,000	$	-	$	-	$	13,631,000
Farm equipment service parts		2,799,000		-		-		2,799,000
Steel cutting tools and inserts		-		-		2,440,000		2,440,000
Modular buildings		-		5,381,000		-		5,381,000
Modular building lease income		-		-		-		-
Other		396,000		297,000		21,000		714,000
	$	16,826,000	$	5,678,000	$	2,461,000	$	24,965,000

Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]

	November 30, 2022		November 30, 2021
Receivables	$	2,722,000	$	2,663,000
Assets		451,000		177,000
Liabilities		1,157,000		559,000

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	For the Twelve Months Ended
	November 30, 2022		November 30, 2021
Numerator for basic and diluted net income per share:
Net income	$	97,797	$	212,631
Denominator:
For basic net income per share - weighted average common shares outstanding		4,707,384		4,515,229
Effect of dilutive stock options		-		-
For diluted net income per share - weighted average common shares outstanding		4,707,384		4,515,229
Net Income per share - Basic:
Net Income per share	$	0.02	$	0.05
Net Income per share - Diluted:
Net Income per share	$	0.02	$	0.05