Quarterly report pursuant to Section 13 or 15(d)

Marketable Securities (Schedule Of Cost And Fair Value By Contractual Maturity) (Details)

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Marketable Securities (Schedule Of Cost And Fair Value By Contractual Maturity) (Details) (USD $)
Sep. 30, 2014
Marketable Securities [Abstract]  
Less than 1 year, Cost Basis, Maturity $ 14,899,916
Less than 1 year, Fair Value, Maturity 14,886,580
1 to 5 years, Cost Basis, Maturity 5,656,010
1 to 5 years, Fair Value, Maturity 5,627,305
10 years or more, Cost Basis, Maturity 100,000
10 years or more, Fair Value, Maturity 100,000
Total Marketable Securities, Cost Basis, Maturity 20,655,926
Total Marketable Securities, Fair Value, Maturity $ 20,613,885