v2.4.0.6

Segment and Geographic Information (Details Textual) | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Segment and Geographic Information (Textual) [Abstract] |  |  |
Number of business segments operated currently | 1 |  |
Percentage of sales in no other individual country of the Company consolidated net revenue | 10.00% |  |
Percentage of fixed assets into company's net assets | 2.00% |  |
Argentina [Member] |  |  |
Segment and Geographic Information (Textual) [Abstract] |  |  |
Company's consolidated net revenue | 2.00% | 25.00% | 71.00%
Central America [Member] |  |  |
Segment and Geographic Information (Textual) [Abstract] |  |  |
Company's consolidated net revenue | 18.00% |  |
Peru [Member] |  |  |
Segment and Geographic Information (Textual) [Abstract] |  |  |
Company's consolidated net revenue | 11.00% |  |

X
- Definition Entity wide revenue by geographical location major customer percentage. + References No definition available. + Details
Name: | ifon_EntityWideRevenueByGeographicalLocationMajorCustomerPercentage
Namespace Prefix: | ifon_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Estimated percentage of fixed assets to aggregate net assets. + References No definition available. + Details
Name: | ifon_EstimatedPercentageOfFixedAssetsToAggregateNetAssets
Namespace Prefix: | ifon_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of business segment. + References No definition available. + Details
Name: | ifon_NumberOfBusinessSegment
Namespace Prefix: | ifon_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | ifon_SegmentAndGeographicInformationTextualAbstract
Namespace Prefix: | ifon_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of revenue generated from a single external customer that accounts for 10 percent or more of an entity's revenues. + References No definition available. + Details
Name: | us-gaap_EntityWideRevenueMajorCustomerPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration