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Note 8. Commitments and Contingencies (Details Narrative) (USD $) | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012 | Dec. 31, 2012 | Dec. 31, 2011
Note 8. Commitments And Contingencies Details Narrative |  |  |  |  |  |
Rental expenses |  |  |  |  | $ 155,822 | $ 153,585
Litigation expense | 0 | 0 | 0 | 0 | 0 | 206,263
Accrued litigation | $ 0 |  | $ 0 |  | $ 0 | $ 130,000

X
- Definition No authoritative reference available. + References No definition available. + Details
Name: | ISDR_AccruedLitigation
Namespace Prefix: | ISDR_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition No authoritative reference available. + References No definition available. + Details
Name: | ISDR_Litigation
Namespace Prefix: | ISDR_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | ISDR_Note8.CommitmentsAndContingenciesDetailsNarrativeAbstract
Namespace Prefix: | ISDR_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. + References No definition available. + Details
Name: | us-gaap_LeaseAndRentalExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration