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Goodwill and Other Intangibles (Tables)
 12 Months Ended
Jul. 31, 2015
Goodwill and Other Intangibles [Abstract]  
Schedule of change in carrying amount of goodwill by operating segment

(in thousands) Telecom 
Platform 
Services		  Zedge  Total 
Balance as of July 31, 2013 $11,600  $3,207  $14,807 
Foreign currency translation adjustments  23   —   23 
Balance as of July 31, 2014  11,623   3,207   14,830 
Foreign currency translation adjustments  (442)  —   (442)
Balance as of July 31, 2015 $11,181  $3,207  $14,388 
Schedule of other intangible assets

(in thousands) Weighted
Average
Amortization
Period		  Gross
Carrying
Amount		  Accumulated
Amortization		  Net
Balance		 
July 31, 2015            
Amortized intangible assets:            
Trademarks and patents  4.8 years  $414  $(144) $270 
Technology and domain names  3.1 years   789   (378)  411 
Customer lists  6.2 years   3,154   (2,558)  596 
TOTAL  5.5 years  $4,357  $(3,080) $1,277 
July 31, 2014                
Amortized intangible assets:                
Trademarks and patents  4.7 years  $670  $(335) $335 
Technology and domain names  3.0 years   708   (68)  640 
Customer lists  6.5 years   3,154   (2,387)  767 
TOTAL  5.7 years  $4,532  $(2,790) $1,742