XML 29 R32.htm IDEA: XBRL DOCUMENT
v2.4.1.9

FAIR VALUE OF FINANCIAL INSTRUMENTS (Valuation of Securities Using Fair Value Hierarchy) (Details) (USD $) | Dec. 31, 2014 | Dec. 31, 2013
--- | --- | ---
United States [Member] |  |
Schedule of Trading Securities and Other Trading Assets [Line Items] |  |
Securities, fair value | $ (4,919,890)us-gaap_InvestmentsFairValueDisclosure / invest_InvestmentGeographicRegionAxis = country_US | $ 1,090,050 us-gaap_InvestmentsFairValueDisclosure / invest_InvestmentGeographicRegionAxis = country_US
Short-Term Investments [Member] |  |
Schedule of Trading Securities and Other Trading Assets [Line Items] |  |
Securities, fair value | 12,510,147 us-gaap_InvestmentsFairValueDisclosure / us-gaap_FinancialInstrumentAxis = us-gaap_ShortTermInvestmentsMember | 22,522,078 us-gaap_InvestmentsFairValueDisclosure / us-gaap_FinancialInstrumentAxis = us-gaap_ShortTermInvestmentsMember
Fair Value, Inputs, Level 1 [Member] | United States [Member] |  |
Schedule of Trading Securities and Other Trading Assets [Line Items] |  |
Securities, fair value | (4,919,890)us-gaap_InvestmentsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / invest_InvestmentGeographicRegionAxis = country_US | 1,090,050 us-gaap_InvestmentsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / invest_InvestmentGeographicRegionAxis = country_US
Fair Value, Inputs, Level 1 [Member] | Short-Term Investments [Member] |  |
Schedule of Trading Securities and Other Trading Assets [Line Items] |  |
Securities, fair value | 12,510,147 us-gaap_InvestmentsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_FinancialInstrumentAxis = us-gaap_ShortTermInvestmentsMember | 22,522,078 us-gaap_InvestmentsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel1Member / us-gaap_FinancialInstrumentAxis = us-gaap_ShortTermInvestmentsMember
Fair Value, Inputs, Level 2 [Member] | United States [Member] |  |
Schedule of Trading Securities and Other Trading Assets [Line Items] |  |
Securities, fair value | 0 us-gaap_InvestmentsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / invest_InvestmentGeographicRegionAxis = country_US | 0 us-gaap_InvestmentsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / invest_InvestmentGeographicRegionAxis = country_US
Fair Value, Inputs, Level 2 [Member] | Short-Term Investments [Member] |  |
Schedule of Trading Securities and Other Trading Assets [Line Items] |  |
Securities, fair value | 0 us-gaap_InvestmentsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FinancialInstrumentAxis = us-gaap_ShortTermInvestmentsMember | 0 us-gaap_InvestmentsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel2Member / us-gaap_FinancialInstrumentAxis = us-gaap_ShortTermInvestmentsMember
Fair Value, Inputs, Level 3 [Member] | United States [Member] |  |
Schedule of Trading Securities and Other Trading Assets [Line Items] |  |
Securities, fair value | 0 us-gaap_InvestmentsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / invest_InvestmentGeographicRegionAxis = country_US | 0 us-gaap_InvestmentsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / invest_InvestmentGeographicRegionAxis = country_US
Fair Value, Inputs, Level 3 [Member] | Short-Term Investments [Member] |  |
Schedule of Trading Securities and Other Trading Assets [Line Items] |  |
Securities, fair value | $ 0 us-gaap_InvestmentsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FinancialInstrumentAxis = us-gaap_ShortTermInvestmentsMember | $ 0 us-gaap_InvestmentsFairValueDisclosure / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FinancialInstrumentAxis = us-gaap_ShortTermInvestmentsMember

X
- Definition Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Available-for-Sale Securities -URI http://asc.fasb.org/extlink&oid=6505594 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Trading Securities -URI http://asc.fasb.org/extlink&oid=6526789 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Subparagraph a, f, g -Article 7 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 35 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=27723805&loc=d3e24584-111560 + Details
Name: | us-gaap_InvestmentsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | invest_InvestmentGeographicRegionAxis=country_US
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_ShortTermInvestmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |