Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Additional Information (Detail)

v2.4.1.9
Summary of Significant Accounting Policies - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Significant Accounting Policies [Line Items]    
Deposits $ 109us-gaap_DepositsAssetsCurrent $ 24us-gaap_DepositsAssetsCurrent
Foreign currency translation 147us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax 67us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
Impairment of goodwill 0us-gaap_GoodwillImpairmentLoss  
Impairment of intangible assets 0us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill 154us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill
Minimum    
Significant Accounting Policies [Line Items]    
Intangible assets acquired, useful life 2 years  
Maximum    
Significant Accounting Policies [Line Items]    
Intangible assets acquired, useful life 14 years  
Leasehold improvements    
Significant Accounting Policies [Line Items]    
Property and equipment, estimated useful lives lesser of 8 to 10 years or the term of the lease  
Leasehold improvements | Minimum    
Significant Accounting Policies [Line Items]    
Property and equipment, estimated useful lives 8 years  
Leasehold improvements | Maximum    
Significant Accounting Policies [Line Items]    
Property and equipment, estimated useful lives 10 years  
Other assets | Minimum    
Significant Accounting Policies [Line Items]    
Property and equipment, estimated useful lives 3 years  
Other assets | Maximum    
Significant Accounting Policies [Line Items]    
Property and equipment, estimated useful lives 5 years  
Accounts Receivable | Customer A    
Significant Accounting Policies [Line Items]    
Concentrations of credit risk, percentage 21.10%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_AccountsReceivableMember
/ us-gaap_MajorCustomersAxis
= apps_CustomerAMember 		49.10%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_AccountsReceivableMember
/ us-gaap_MajorCustomersAxis
= apps_CustomerAMember
Sales | Customer A    
Significant Accounting Policies [Line Items]    
Concentrations of credit risk, percentage 50.60%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesMember
/ us-gaap_MajorCustomersAxis
= apps_CustomerAMember 		45.80%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesMember
/ us-gaap_MajorCustomersAxis
= apps_CustomerAMember
Sales | Customer B    
Significant Accounting Policies [Line Items]    
Concentrations of credit risk, percentage 11.10%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesMember
/ us-gaap_MajorCustomersAxis
= apps_CustomerBMember 		22.20%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesMember
/ us-gaap_MajorCustomersAxis
= apps_CustomerBMember
Sales | Customer C    
Significant Accounting Policies [Line Items]    
Concentrations of credit risk, percentage   10.50%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesMember
/ us-gaap_MajorCustomersAxis
= apps_CustomerCMember
Continuing Operations    
Significant Accounting Policies [Line Items]    
Advertising expense 406us-gaap_AdvertisingExpense
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentContinuingOperationsMember 		186us-gaap_AdvertisingExpense
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentContinuingOperationsMember
Discontinued Operations    
Significant Accounting Policies [Line Items]    
Advertising expense $ 0us-gaap_AdvertisingExpense
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember 		$ 5us-gaap_AdvertisingExpense
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember