v3.25.2
Note 18 - Segment Information - Segment Reporting Information (Details) - USD ($)
 3 Months Ended 6 Months Ended
May 31, 2025
May 31, 2024
May 31, 2025
May 31, 2024
Nov. 30, 2024
Sales $ 6,336,690 $ 6,730,268 $ 11,477,645 $ 12,453,663  
Gross profit 2,059,777 1,906,752 3,556,286 3,380,277  
Operating Expense 1,549,123 1,737,984 3,043,148 3,591,590  
Income (loss) from operations 510,654 168,768 513,138 (211,313)  
Income tax expense (benefit) 393,811 (613) 379,157 (113,391)  
Total Assets 20,879,320   20,879,320   $ 21,240,684
Depreciation & Amortization     397,937 434,300  
Interest expense 99,666 159,768 175,354 321,772  
Engineering 84,115 107,072 169,345 267,425  
Selling 435,902 397,631 785,879 860,390  
General and administrative (G&A) 1,029,106 1,233,281 2,087,924 2,463,775  
Capital expenditures     213,441 512,547  
Operating Segments [Member]          
Sales [1] 6,337,000 6,730,000 11,478,000 12,454,000  
Gross profit [1] 2,060,000 1,907,000 3,557,000 3,380,000  
Operating Expense [1] 1,550,000 1,738,000 3,043,000 3,592,000  
Income (loss) from operations [1] 510,000 169,000 513,000 (211,000)  
Income (loss) before tax [1] 1,876,000 (5,000) 1,805,000 (542,000)  
Income tax expense (benefit) [1] 394,000 (1,000) 379,000 (113,000)  
Total Assets [1] 20,879,000 22,139,000 20,879,000 22,139,000  
Capital expenditures [1] 183,000 [2] 232,000      
Depreciation & Amortization [1] 190,000 232,000 398,041 434,000  
Interest expense [1] 99,000 159,000      
Engineering [1] 84,000 107,000 169,000 267,000  
Selling [1] 436,000 398,000 786,000 861,000  
General and administrative (G&A) [1] 1,030,000 1,233,000 2,088,000 2,464,000  
Capital expenditures [1]     265,000 [2] 513,000  
Interest expense [1]     176,000 322,000  
Corporate expense (included in G&A) [1]     330,000 384,000  
Operating Segments [Member] | Agricultural Products [Member]          
Sales 4,025,000 4,555,000 6,973,000 8,792,000  
Gross profit 1,095,000 1,323,000 1,883,000 2,464,000  
Operating Expense 1,144,000 1,481,000 2,310,000 3,049,000  
Income (loss) from operations (49,000) (158,000) (428,000) (584,000)  
Income (loss) before tax 1,105,000 (323,000) 667,000 (897,000)  
Income tax expense (benefit) 232,000 (68,000) 140,000 (188,000)  
Total Assets 17,848,000 19,528,000 17,848,000 19,528,000  
Capital expenditures 134,000 [2] 205,000      
Depreciation & Amortization 148,000 161,000 295,041 308,000  
Interest expense 85,000 150,000      
Engineering 84,000 107,000 169,000 266,000  
Selling 261,000 321,000 467,000 707,000  
General and administrative (G&A) 799,000 1,053,000 1,674,000 2,076,000  
Capital expenditures     200,000 [2] 389,000  
Interest expense     147,000 303,000  
Corporate expense (included in G&A)     240,000 324,000  
Operating Segments [Member] | Modular Buildings [Member]          
Sales 2,312,000 2,175,000 4,505,000 3,662,000  
Gross profit 965,000 584,000 1,674,000 916,000  
Operating Expense 406,000 257,000 733,000 543,000  
Income (loss) from operations 559,000 327,000 941,000 373,000  
Income (loss) before tax 771,000 318,000 1,138,000 355,000  
Income tax expense (benefit) 162,000 67,000 239,000 75,000  
Total Assets 3,031,000 2,611,000 3,031,000 2,611,000  
Capital expenditures 49,000 [2] 27,000      
Depreciation & Amortization 42,000 71,000 103,000 126,000  
Interest expense 14,000 9,000      
Engineering 0 0 0 1,000  
Selling 175,000 77,000 319,000 154,000  
General and administrative (G&A) 231,000 180,000 414,000 388,000  
Capital expenditures     65,000 [2] 124,000  
Interest expense     29,000 19,000  
Corporate expense (included in G&A)     $ 90,000 $ 60,000  
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member]          
Operating Expense [1] 184,000 166,000      
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member] | Agricultural Products [Member]          
Operating Expense 139,000 136,000      
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member] | Modular Buildings [Member]          
Operating Expense $ 45,000 $ 30,000      
[1] The consolidated total in the tables is a sum of segment figures and may not tie to actual figures in the condensed consolidated financial statements due to rounding.
[2] Includes $52,000 of Right of Use Assets acquired in the Agricultural Products Segment.