FINANCE RECEIVABLES - Summary of Finance receivables Fiscal Years (Details) $ in Thousands	Jun. 30, 2017 USD ($)
Receivables [Abstract]
2018	$ 11,010
2019	2,417
2020	2,462
2021	2,006
2022	1,656
Thereafter	66
Total Financial Receivable	$ 19,617

Carrying amount as of the balance sheet date, net of allowance for doubtful accounts, of account and note receivables due from other than related parties.

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 210.5-02.3-4)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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

- References

No definition available.

+ Details

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

- Definition

This element represents amount of notes and loans receivables due thereafter the fifth fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

Name:	usat_NotesAndLoansReceivableDueThereafter
Namespace Prefix:	usat_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

This element represents amount of notes and loans receivables due in the next fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

Name:	usat_NotesAndLoansReceivableInNextTwelveMonths
Namespace Prefix:	usat_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

This element represents amount of notes and loans receivables due in the fifth fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

Name:	usat_NotesAndLoansReceivableInYearFive
Namespace Prefix:	usat_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

This element represents amount of notes and loans receivables due in the fourth fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

Name:	usat_NotesAndLoansReceivableInYearFour
Namespace Prefix:	usat_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

This element represents amount of notes and loans receivables due in the three fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

Name:	usat_NotesAndLoansReceivableInYearThree
Namespace Prefix:	usat_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

This element represents amount of notes and loans receivables due in the second fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

Name:	usat_NotesAndLoansReceivableInYearTwo
Namespace Prefix:	usat_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant