Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details Textual)

v2.4.0.8
Commitments and Contingencies (Details Textual) (USD $)
6 Months Ended 6 Months Ended 9 Months Ended
Sep. 30, 2013
Mar. 31, 2013
Sep. 30, 2013
Kentrox [Member]
Sep. 30, 2013
Arkadin [Member]
Loss Contingencies [Line Items]        
Future obligations and commitments $ 23,954,000 $ 19,000,000    
Total contingent reserves related to intellectual property and indemnification claims 900,000 1,700,000    
Escrow Deposit Released       800,000
Maximum ANTONE earn-out that could be paid before offsets 3,500,000      
Fair value of contingent consideration liability after offset of working capital adjustment and indemnification claim 2,535,000 2,333,000    
Increase (decrease) in future obligations and commitments $ 5,000,000   $ 2,900,000