Represents the increase in the amount authorized by an entity's Board of Directors under a stock repurchase plan

No definition available.

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Namespace Prefix:	iti_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

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

- Definition

Amount of stock repurchase plan authorized.

+ References

No definition available.

+ Details

Name:	us-gaap_StockRepurchaseProgramAuthorizedAmount1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount remaining of a stock repurchase plan authorized.

+ References

No definition available.

+ Details

Name:	us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Number of shares that have been repurchased and retired during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 04
-Article 3

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 29, 30
-Article 5

+ Details

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

- Definition

Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

+ References

+ Details

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

- Details

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Namespace Prefix:
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- Details

Name:	us-gaap_ShareRepurchaseProgramAxis=iti_August2011ProgramMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Stock Repurchase Program (Details) - USD ($) $ in Millions		3 Months Ended	9 Months Ended		41 Months Ended
Stock Repurchase Program (Details) - USD ($) $ in Millions	Nov. 06, 2014	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2014	Aug. 09, 2012	Aug. 31, 2011
Stock Repurchase Program
Number of shares of common stock repurchased		7,000	656,000	330,000
Increase in the authorized amount for repurchase of common stock	$ 3.0
Value of common stock available for repurchase under current program			$ 1.7
Maximum
Stock Repurchase Program
Value of common stock approved under stock repurchase program						$ 3.0
August 2011 Program
Stock Repurchase Program
Number of shares of common stock repurchased					964,000
Value of common stock repurchased					$ 1.3
August 2011 Program \| Maximum
Stock Repurchase Program
Value of common stock approved under stock repurchase program							$ 3.0