Acquisitions (Pro Forma Information) (Details) (GradeBeam and Submittal Exchange [Member], USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
Sep. 30, 2012	Sep. 30, 2011
GradeBeam and Submittal Exchange [Member]
Business Acquisition [Line Items]
Revenues	$ 22,167	$ 15,172
Loss from operations	(17,653)	(14,985)
Net loss available to Textura Corporation common stockholders	$ (20,076)	$ (32,408)
Net loss per share, basic and diluted	$ (2,350)	$ (4,390)

Business Acquisition, Pro Forma Earnings Per Share, Basic and Diluted

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- Definition

The pro forma income from continuing operations before changes in accounting and extraordinary items, net of tax effect, for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(2)-(3)

-URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463

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- Definition

The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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- Definition

The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

+ References

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