Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Financial Instruments and Investments: Schedule of Adjusted Cost, Unrealized Gains (Losses) and Fair Value of the Company's Cash and Cash Equivalents and Investments (Details)

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Note 5 - Financial Instruments and Investments: Schedule of Adjusted Cost, Unrealized Gains (Losses) and Fair Value of the Company's Cash and Cash Equivalents and Investments (Details) - USD ($)
Mar. 31, 2017
Dec. 31, 2016
Adjusted Cost $ 11,995,045 $ 11,953,585
Investments, Fair Value Disclosure 11,873,714 11,774,377
Cash and Cash Equivalents 616,486 1,053,844
Investments, Unrealized Loss, Fair Value (121,331) (179,208)
Long-term investments 6,035,291 5,504,997
Short-term Investments 5,221,937 5,215,536
Fair Value, Inputs, Level 1    
Adjusted Cost 2,242,722 2,527,380
Investments, Fair Value Disclosure 2,173,065 2,436,885
Cash and Cash Equivalents 616,486 1,053,844
Investments, Unrealized Loss, Fair Value (69,657) (90,495)
Long-term investments 1,556,579 1,383,041
Fair Value, Inputs, Level 2    
Adjusted Cost 9,752,323 9,426,205
Investments, Fair Value Disclosure 9,700,649 9,337,492
Investments, Unrealized Loss, Fair Value (51,674) (88,713)
Long-term investments 4,478,712 4,121,956
Short-term Investments 5,221,937 5,215,536
Money Market Funds | Fair Value, Inputs, Level 1    
Adjusted Cost 616,486 1,053,844
Investments, Fair Value Disclosure 616,486 1,053,844
Cash and Cash Equivalents 616,486 1,053,844
Mutual Funds | Fair Value, Inputs, Level 1    
Adjusted Cost 1,626,236 1,473,536
Investments, Fair Value Disclosure 1,556,579 1,383,041
Investments, Unrealized Loss, Fair Value (69,657) (90,495)
Long-term investments 1,556,579 1,383,041
Certificates of Deposit | Fair Value, Inputs, Level 2    
Adjusted Cost 3,000,000 2,250,000
Investments, Fair Value Disclosure 3,000,000 2,250,000
Short-term Investments 3,000,000 2,250,000
Corporate Bond Securities | Fair Value, Inputs, Level 2    
Adjusted Cost 2,142,900 2,246,956
Investments, Fair Value Disclosure 2,118,977 2,217,537
Investments, Unrealized Loss, Fair Value (23,923) (29,419)
Long-term investments 1,819,270 1,817,484
Short-term Investments 299,707 400,053
Municipal Bonds | Fair Value, Inputs, Level 2    
Adjusted Cost 4,609,423 4,929,249
Investments, Fair Value Disclosure 4,581,672 4,869,955
Investments, Unrealized Loss, Fair Value (27,751) (59,294)
Long-term investments 2,659,442 2,304,472
Short-term Investments $ 1,922,230 $ 2,565,483