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Summary of Significant Accounting Policies - Additional Information (Detail)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2015
USD ($)
Item
Jun. 30, 2015
USD ($)
Segment
Item
Dec. 31, 2014
USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Net loss [1] $ 3,981 $ 5,544  
Net loss from discontinued operations [1] (41,489) (41,563)  
Net cash used in operating activity [1]   (4,509)  
Accumulated deficit 47,717 47,717 $ 610
FDIC Insurance limit 250 250  
Intangible assets capitalized 1,449 $ 1,449  
Revenue recognition period   1 year  
Advertising and promotion costs $ 52 $ 88  
Recognized income tax positions 50.00% 50.00%  
Operating segments | Segment   1  
Software Developed for Internal Use [Member] | Minimum [Member]      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Estimated useful life of intangible assets   3 years  
Software Developed for Internal Use [Member] | Maximum [Member]      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Estimated useful life of intangible assets   10 years  
Intellectual Property Litigation Costs [Member]      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Intangible assets capitalized $ 702 $ 702  
Software Development Cost [Member]      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Intangible assets capitalized 747 747  
United States [Member]      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Cash and bank deposits $ 3,080 $ 3,080 $ 5,996
Customer Concentration Risk [Member] | Sales Revenue, Net [Member] | Customer One [Member]      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Major customers | Item 1 1  
Concentration risk 10.00% 23.00%  
Customer Concentration Risk [Member] | Accounts Receivable [Member]      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Major customers | Item   1  
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Customer One [Member]      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Concentration risk   17.00%  
Customer Concentration Risk [Member] | Accounts Payable [Member]      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Major customers | Item   1  
Customer Concentration Risk [Member] | Accounts Payable [Member] | Customer One [Member]      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Concentration risk   35.00%  
Supplier Concentration Risk [Member] | Net Assets, Segment [Member]      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Number of major suppliers | Item 3 3  
Supplier Concentration Risk [Member] | Net Assets, Segment [Member] | Supplier One [Member]      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Concentration risk 26.00% 34.00%  
Supplier Concentration Risk [Member] | Net Assets, Segment [Member] | Supplier Two [Member]      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Concentration risk 21.00% 19.00%  
Supplier Concentration Risk [Member] | Net Assets, Segment [Member] | Supplier Three [Member]      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Concentration risk 12.00% 11.00%  
[1] As IDI Holdings, LLC, the accounting acquirer of the merger consummated effective as of March 21, 2015, was incorporated on September 22, 2014, no comparative figures for the corresponding periods in 2014 are presented.