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CONDENSED BALANCE SHEETS (USD $)
Sep. 30, 2011
Dec. 31, 2010
Current assets:  
Cash and cash equivalents$ 26,915,292$ 23,266,039
Accounts receivable, net5,813,1427,582,062
Inventories, net7,647,5908,682,191
Income taxes receivable16,46212,031
Other current assets121,103681,244
Total current assets40,513,58940,223,567
Property, plant, and equipment, net12,587,85612,560,592
Intangible and other assets, net374,083406,910
Total assets53,475,52853,191,069
Current liabilities:  
Accounts payable2,929,5373,847,966
Current portion of long-term debt655,093519,611
Accrued compensation498,754603,484
Dividends payable72,925 
Accrued royalties to shareholders772,084949,619
Other accrued liabilities1,452,5703,910,428
Income taxes payable48,746155,000
Total current liabilities6,429,7099,986,108
Long-term debt, net of current maturities4,066,6694,304,460
Total liabilities10,496,37814,290,568
Commitments and contingencies - see Note 6  
Preferred stock $1 par value:  
Common stock, no par value  
Additional paid-in capital57,354,11357,674,737
Retained deficit(16,653,979)(21,053,252)
Total stockholders' equity42,979,15038,900,501
Total liabilities and stockholders' equity53,475,52853,191,069
Series I, Class B
  
Preferred stock $1 par value:  
Preferred stock144,000144,000
Series II, Class B
  
Preferred stock $1 par value:  
Preferred stock219,700219,700
Series III, Class B
  
Preferred stock $1 par value:  
Preferred stock130,245130,245
Series IV, Class B
  
Preferred stock $1 par value:  
Preferred stock552,500552,500
Series V, Class B
  
Preferred stock $1 par value:  
Preferred stock$ 1,232,571$ 1,232,571