Additional Loan Funding

No definition available.

Name:	ueps_AdditionalLoanFunding
Namespace Prefix:	ueps_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Equity method investment on company's additional ownership shares.

+ References

No definition available.

+ Details

Name:	ueps_EquityMethodInvestmentOnCompanysAdditionalOwnershipShares
Namespace Prefix:	ueps_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Equity method investment on company's additional ownership shares acquisition value.

+ References

No definition available.

+ Details

Name:	ueps_EquityMethodInvestmentOnCompanysAdditionalOwnershipSharesAcquisitionValue
Namespace Prefix:	ueps_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Equity Method Investment On Company's Ownership, Shares

+ References

No definition available.

+ Details

Name:	ueps_EquityMethodInvestmentOnCompanysOwnershipShares
Namespace Prefix:	ueps_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Interest Sold On Issued And Outstanding Ordinary Share Capital

+ References

No definition available.

+ Details

Name:	ueps_InterestSoldOnIssuedAndOutstandingOrdinaryShareCapital
Namespace Prefix:	ueps_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Net income deferred on sales of hardware, software and licenses sold to subsidiary, percentage.

+ References

No definition available.

+ Details

Name:	ueps_NetIncomeDeferredOnSalesOfHardwareSoftwareAndLicensesSoldToSubsidiaryPercentage
Namespace Prefix:	ueps_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Number Of Years In Which U S Dollar To Zar Exchange Rate Has Fluctuated Significantly

+ References

No definition available.

+ Details

Name:	ueps_NumberOfYearsInWhichUSDollarToZarExchangeRateHasFluctuatedSignificantly
Namespace Prefix:	ueps_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage Of Investment Diluted Due To Admission Of New Independent Shareholder

+ References

No definition available.

+ Details

Name:	ueps_PercentageOfInvestmentDilutedDueToAdmissionOfNewIndependentShareholder
Namespace Prefix:	ueps_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage of total assets represented by acquisition of share capital.

+ References

No definition available.

+ Details

Name:	ueps_PercentageOfTotalAssetsRepresentedByAcquisitionOfShareCapital
Namespace Prefix:	ueps_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_DerivativesFairValueLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

This item represents the amount of net sales proceeds received on disposal of an equity method investment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 323

-SubTopic 10

-Section 35

-Paragraph 35

-URI http://asc.fasb.org/extlink&oid=7658923&loc=d3e32847-111569

+ Details

Name:	us-gaap_EquityMethodInvestmentNetSalesProceeds
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 159

-Paragraph 18

-Subparagraph f

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 323

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Principles Board Opinion (APB)

-Number 18

-Paragraph 20

-Subparagraph a (1)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

Name:	us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

This item represents the amount of gain (loss) arising from the disposal of an equity method investment.

+ References

No definition available.

+ Details

Name:	us-gaap_EquityMethodInvestmentRealizedGainLossOnDisposal
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Fair Value Of Financial Instruments And Equity-Accounted Investments (Narrative) (Details) (USD $)	12 Months Ended			12 Months Ended			1 Months Ended		12 Months Ended
	Jun. 30, 2012	Apr. 30, 2011	Jun. 30, 2012 Finbond [Member]	Jun. 30, 2012 Smart Switch Namibia And Smart Switch Botswana [Member]	Jun. 30, 2012 SmartSwitch Namibia [Member]	Jun. 30, 2012 SmartSwitch Botswana [Member]	Jul. 31, 2010 VTU Colombia [Member]	Jun. 30, 2012 VTU Colombia [Member]	Jun. 30, 2012 VinaPay [Member]	Jun. 30, 2011 VinaPay [Member]
Derivatives, Fair Value [Line Items]
Years of significant fluctuation of US Dollar to ZAR exchange rate	2 years
Equity method investment, shares			156,788,712
Percentage of total assets represented by acquisition of share capital.	1.00%
Equity method investment, additional shares			72,156,187
Equity method investment, additional shares acquisition value			$ 1,000,000
Equity method investment, ownership percentage			27.00%		50.00%	50.00%		20.00%
Percentage of investment diluted due to admission of new independent shareholder		37.50%
Interest sold on issued and outstanding ordinary share capital									30.00%
Proceeds-sale of investment										150,000
Recognized profit on sale of investment										(14,000)
Net income deferred on sales of hardware, software and licenses sold to subsidiary, percentage				50.00%
Additional loan funding							$ 375,000