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Commitments and Contingencies (Narrative) (Details) - USD ($)	3 Months Ended		6 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2016	Mar. 31, 2015
Commitments and Contingencies (Textual) [Abstract]
Amount Of Loans Committed To Provide	$ 130.8		$ 130.8
Loan Processing Fee	$ 300,000	$ 400,000	$ 800,000	$ 800,000

X

- Definition

Expenses paid for obtaining loans which includes expenses such as application and origination fees.

+ References

No definition available.

+ Details

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

X

- Definition

Total amount of loans committed to provide.

+ References

No definition available.

+ Details

Name:	uti_AmountOfLoansCommittedToProvide
Namespace Prefix:	uti_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Commitments and Contingencies (Textual) [Abstract]

+ References

No definition available.

+ Details

Name:	uti_CommitmentsandContingenciesTextualAbstract
Namespace Prefix:	uti_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration