Quarterly report pursuant to Section 13 or 15(d)

Reconciliation of Changes to Carrying Amount of Goodwill (Detail)

v2.4.1.9
Reconciliation of Changes to Carrying Amount of Goodwill (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended 6 Months Ended 9 Months Ended
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2014
Dec. 31, 2014
Goodwill [Line Items]        
Goodwill Beginning Balance $ 4,837us-gaap_Goodwill $ 3,588us-gaap_Goodwill   $ 4,837us-gaap_Goodwill
Acquisition   1,182us-gaap_GoodwillAcquiredDuringPeriod    
Goodwill attributable to discontinued operations   142us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit    
Adjustment to goodwill for tax / purchase price allocation 1,472us-gaap_GoodwillPurchaseAccountingAdjustments 209us-gaap_GoodwillPurchaseAccountingAdjustments    
Goodwill Ending Balance 6,309us-gaap_Goodwill 4,837us-gaap_Goodwill 7,309us-gaap_Goodwill 7,309us-gaap_Goodwill
XYO        
Goodwill [Line Items]        
Acquisition     $ 1,000us-gaap_GoodwillAcquiredDuringPeriod
/ us-gaap_BusinessAcquisitionAxis
= apps_XyologicMobileAnalysisGmbhMember
$ 1,000us-gaap_GoodwillAcquiredDuringPeriod
/ us-gaap_BusinessAcquisitionAxis
= apps_XyologicMobileAnalysisGmbhMember