Represents the amount paid on amendment to stock purchase agreement which modified certain earn-out provisions.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
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Period Type:	duration

- References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 4
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e7008-128479

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3213-108585

+ Details

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Balance Type:	credit
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- Details

Name:	us-gaap_BusinessAcquisitionAxis=iti_BerkeleyTransportationSystemsIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Acquisitions - Berkeley and Meridian (Details) - USD ($)		1 Months Ended	3 Months Ended	12 Months Ended
	Dec. 17, 2014	Nov. 30, 2014	Dec. 31, 2013	Mar. 31, 2015	Mar. 31, 2012
Acquisitions
Payment for deferred and holdback provisions				$ 9,000
BTS
Acquisitions
Amount paid on modification of certain earn-out provisions	$ 700,000
Payment for deferred and holdback provisions		$ 336,000	$ 250,000
Fair value of consideration transferred:
Cash paid on or shortly after acquisition date					$ 840,000