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COMMITMENTS AND CONTINGENCIES (Details) (USD $)
12 Months Ended
Dec. 31, 2014
sqft
Dec. 31, 2013
Operating Leases [Abstract]    
Duration of lease agreement 66 months  
Operating Lease for office space (in square feet) 5,806us-gaap_LandSubjectToGroundLeases  
Summary of future minimum lease payments under operating leases [Abstract]    
2015 $ 658,000us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent  
2016 244,000us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears  
2017 247,000us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears  
2018 186,000us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears  
Total 1,335,000us-gaap_OperatingLeasesFutureMinimumPaymentsDue  
Rent expense 552,000us-gaap_LeaseAndRentalExpense 558,000us-gaap_LeaseAndRentalExpense
President and Chief Executive Officer [Member]    
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]    
Base salary per month as per employment agreements $ 24,583us-gaap_OfficersCompensation
/ us-gaap_TitleOfIndividualAxis
= diri_PresidentAndChiefExecutiveOfficerMember