This element represents collateralized finance receivables of an entity.

No definition available.

Name:	usat_CollateralizedFinanceReceivables
Namespace Prefix:	usat_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The financed amount of the debt instrument at time of issuance.The financed amount of the debt instrument at time of issuance.

+ References

No definition available.

+ Details

Name:	usat_DebtInstrumentFinancedAmount
Namespace Prefix:	usat_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The financed amount of the debt instrument at time of issuance.The financed amount of the debt instrument at time of issuance one.

+ References

No definition available.

+ Details

Name:	usat_DebtInstrumentFinancedAmountOne
Namespace Prefix:	usat_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represents number of equal monthly installments for payments of computer equipment.

+ References

No definition available.

+ Details

Name:	usat_NumberOfEqualMonthlyInstallmentsForPayments
Namespace Prefix:	usat_
Data Type:	xbrli:nonNegativeIntegerItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of minimum lease payments for capital leases.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 13

-Paragraph 16

-Subparagraph a(ii)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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_CapitalLeasesFutureMinimumPaymentsDue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The stated principal amount of the debt instrument at time of issuance, which may vary from the carrying amount because of unamortized premium or discount.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400

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

-Publisher AICPA

-Name Accounting Principles Board Opinion (APB)

-Number 21

-Paragraph 16, 20

-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_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Interest rate stated in the contractual debt agreement.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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

- Details

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

- Definition

Amount of the required periodic payments including both interest and principal payments.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

-Section 50

-Paragraph 3

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823

+ Details

Name:	us-gaap_DebtInstrumentPeriodicPayment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Aggregate carrying amount, as of the balance sheet date, of current assets not separately disclosed in the balance sheet. Current assets are expected to be realized or consumed within one year (or the normal operating cycle, if longer).

+ References

+ Details

Name:	us-gaap_OtherAssetsCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Aggregate carrying amount, as of the balance sheet date, of noncurrent assets not separately disclosed in the balance sheet. Noncurrent assets are expected to be realized or consumed after one year (or the normal operating cycle, if longer).

+ References

+ Details

Name:	us-gaap_OtherAssetsNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

LONG-TERM DEBT (Detail Textuals) (USD $)			1 Months Ended								3 Months Ended		1 Months Ended		1 Months Ended		1 Months Ended
LONG-TERM DEBT (Detail Textuals) (USD $)	Jun. 30, 2012	Jun. 30, 2011	Jul. 31, 2011 Financing For Insurance Policies Premium Installments	Jul. 31, 2010 Financing For Insurance Policies Premium Installments	Jul. 31, 2009 Financing For Insurance Policies Premium Installments	Apr. 30, 2012 Capital Lease For Network Equipment Installments	Aug. 31, 2011 Capital Lease For Network Equipment Installments	Jul. 31, 2009 Capital Lease For Network Equipment Installments	May 31, 2007 Capital Lease For Network Equipment Installments	Mar. 31, 2007 Capital Lease For Network Equipment Installments	Apr. 30, 2008 Capital Lease For Network Equipment Installments	Nov. 30, 2008 Capital Lease For Network Equipment	Nov. 30, 2008 Capital Lease For Network Equipment Minimum Installments	Apr. 30, 2008 Capital Lease For Network Equipment Minimum	Nov. 30, 2008 Capital Lease For Network Equipment Maximum Installments	Apr. 30, 2008 Capital Lease For Network Equipment Maximum	Jul. 31, 2007 Loan Agreement Installments	Nov. 30, 2007 Long-term Debt Installments	Jun. 30, 2012 Software License Installments	May 31, 2010 Software License Installments	May 31, 2009 Software License Installments	Nov. 30, 2011 Computer Equipment Installments	Mar. 31, 2010 Computer Equipment Installments	Jun. 30, 2012 Computer Equipment	Jun. 30, 2011 Computer Equipment
Debt Instrument [Line Items]
Payment of finance long term debt			$ 90,372	$ 94,331					$ 305,000	$ 146,000		$ 462,041
Number of equal monthly installments for finance long term debt			9	9	9	36	36	46	36	60	36		24		36		32	84	4	12	4	12	36
Amount of equal monthly installments finance long term debt						1,785	14,145		9,456	2,965							9,104	1,467			14,747
Interest rate of finance long term debt			5.57%	4.93%	5.10%			12.10%					3.75%	3.78%	12.35%	12.35%	12.00%	8.25%	11.09%	3.30%	9.00%	6.47%	4.95%
Collateralized finance receivables																	274,494
Long term debt financed amount					85,991	62,000	496,000				199,000						239,740	93,000	212,000	77,730	56,000	46,000	195,000
Long term debt capital lease financed amount								24,836
Amount of monthly installment, capital lease	457,954							677
Other assets, current																								51,492	65,754
Other assets	$ 80,884	$ 126,687																							$ 51,492