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Fair Value Measurement Schedule Of Carrying Value And Fair Value Of Financial Assets Disclosed (Details) (USD $) | Mar. 31, 2014 | Dec. 31, 2013
--- | --- | ---
Level 1 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Cash | $ 20,592,694 | $ 23,626,761
Cost-basis investments | 0 | 0
Accrued dividends and interest | 1,124,075 | 1,006,698
Total Financial Assets | 21,716,769 | 24,633,459
Contingent consideration | 0 | 0
Total Financial Liabilities | 0 | 0
Level 2 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Cash | 0 | 0
Cost-basis investments | 0 | 0
Accrued dividends and interest | 0 | 0
Total Financial Assets | 0 | 0
Contingent consideration | 0 | 0
Total Financial Liabilities | 0 | 0
Level 3 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Cash | 0 | 0
Cost-basis investments | 2,478,305 | 2,069,302
Accrued dividends and interest | 0 | 0
Total Financial Assets | 2,478,305 | 2,069,302
Contingent consideration | 341,250 | 341,250
Total Financial Liabilities | 341,250 | 341,250
Carrying Value |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Cash | 20,592,694 | 23,626,761
Cost-basis investments | 2,268,417 | 1,927,429
Accrued dividends and interest | 1,124,075 | 1,006,698
Total Financial Assets | 23,985,186 | 26,560,888
Contingent consideration | 341,250 | 341,250
Total Financial Liabilities | 341,250 | 341,250
Estimated Fair Value |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Cash | 20,592,694 | 23,626,761
Cost-basis investments | 2,478,305 | 2,069,302
Accrued dividends and interest | 1,124,075 | 1,006,698
Total Financial Assets | 24,195,074 | 26,702,761
Contingent consideration | 341,250 | 341,250
Total Financial Liabilities | $ 341,250 | $ 341,250

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- Definition This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a recurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. + References No definition available. + Details
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- Definition Amount of liability recognized arising from contingent consideration in a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 35 -Paragraph 1 -Subparagraph b -URI http://asc.fasb.org/extlink&oid=6911338&loc=d3e6819-128478 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 25 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476 + Details
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- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash -URI http://asc.fasb.org/extlink&oid=6506951 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash Equivalents -URI http://asc.fasb.org/extlink&oid=6507016 + Details
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- Definition Fair value portion of investments accounted under the cost method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 325 -SubTopic 20 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=29638263&loc=d3e39828-111592 + Details
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- Definition Aggregation of the liabilities reported on the balance sheet measured at fair value on a recurring basis by the entity. + References No definition available. + Details
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