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Consolidated Balance Sheets (USD $)
Aug. 31, 2014
Aug. 31, 2013
CURRENT ASSETS:    
Cash and cash equivalents $ 2,477,017 $ 4,314,258
Available for sale securities 5,519,766  
Trade excluding joint ventures, less allowance for doubtful accounts of $40,000 and $20,000 at August 31, 2014 and 2013, respectively 3,596,247 3,329,995
Trade joint ventures 951,286 859,434
Fees for services provided to joint ventures 2,612,899 2,446,017
Income taxes 762 144,939
Inventories 5,961,399 5,111,549
Prepaid expenses 411,226 258,765
Deferred income taxes 789,364 467,548
Total current assets 22,319,966 16,932,505
PROPERTY AND EQUIPMENT, net 6,477,987 5,323,612
OTHER ASSETS:    
Investments in joint ventures 22,961,989 24,702,981
Deferred income taxes 943,279 1,034,212
Patents and trademarks, net 1,197,700 1,060,639
Other 156,854  
Total other assets 25,259,822 26,797,832
Total assets 54,057,775 49,053,949
CURRENT LIABILITIES:    
Current portion of note payable (Note 8)   76,119
Accounts payable 2,225,029 1,830,729
Accrued liabilities:    
Payroll and related benefits 1,847,246 1,277,942
Deferred joint venture royalties 288,000 288,000
Other 106,380 189,263
Total current liabilities 4,466,655 3,662,053
NOTE PAYABLE, NET OF CURRENT PORTION (Note 8)   857,295
COMMITMENTS AND CONTINGENCIES (Note 16)      
EQUITY:    
Preferred stock, no par value; authorized 10,000 shares; none issued and outstanding 0 0
Common stock, $0.02 par value per share; authorized 10,000,000 shares; issued and outstanding 4,504,552 and 4,432,036, respectively 90,092 88,641
Additional paid-in capital 12,676,546 11,701,942
Retained earnings 32,733,300 28,626,928
Accumulated other comprehensive income 253,925 316,161
Stockholders’ equity 45,753,863 40,733,672
Non-controlling interests 3,837,257 3,800,929
Total equity 49,591,120 44,534,601
Total liabilities and equity $ 54,057,775 $ 49,053,949