Summary of Significant Accounting Policies Basis of Presentation and Principles of Consolidation (Details)	3 Months Ended	12 Months Ended								0 Months Ended			0 Months Ended			0 Months Ended
	Dec. 31, 2013 USD ($)	Dec. 31, 2014 USD ($)	Sep. 30, 2013 USD ($)	Sep. 30, 2012 USD ($)	Jun. 30, 2014 USD ($)	Jun. 12, 2013 USD ($)	Oct. 31, 2012 USD ($)	Mar. 28, 2013 Common Stock [Member]	Mar. 27, 2013 Common Stock [Member]	Sep. 20, 2013 Common Stock [Member] Underwriter [Member]	Jun. 12, 2013 Common Stock [Member] Underwriter [Member]	Nov. 07, 2011 Submittal Exchange [Member]	Jun. 12, 2013 Submittal Exchange [Member] Class A Preferred Units [Member]	Jun. 30, 2014 Textura Australasia, Pty. Ltd. [Member] AUD	Oct. 31, 2012 Textura Australasia, Pty. Ltd. [Member] AUD	Jun. 12, 2013 IPO [Member]	Jun. 12, 2013 IPO [Member] Common Stock [Member] USD ($)	Sep. 20, 2013 Follow On Public Offering [Member] USD ($)	Sep. 20, 2013 Follow On Public Offering [Member] Common Stock [Member] USD ($)
Schedule of Equity Method Investments [Line Items]
Cash Consideration to Acquire Non-controlling Interest					$ 1,743,000
Business Acquisition, Percentage of Voting Interests Acquired												100.00%
Shares issued upon conversion													0.5
Cash contributions							400.00
Percentage of ownership in joint venture														100.00%	50.00%
Common stock, shares authorized	90,000,000	90,000,000						90,000,000	20,000,000
Stock split, conversion ratio								2
Stockholders' Equity Note, Stock Split, Conversion Ratio 2								1
Shares of stock issued										687,000	750					750,000	5,750,000		1,687,000
Offering price per share						$ 15.00												$ 38.00
Aggregate offering price, net of issuance costs	0	0	138,613,000	0													80,213,000	61,221,000
Payments of Stock Issuance Costs																	6,037,000		2,885,000
Deferred offering costs																	2,504,000		1,442,000
Equity Buyout to Acquire Non-controlling Interest					1,563,000
Long-term Debt														100,000	100,000