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Payment Obligation in Connection with Hirsch Acquisition (Detail) - Hirsch Electronics
$ in Thousands
Mar. 31, 2015
USD ($)
Related Party Transaction [Line Items]  
2015 (remaining nine months) $ 877
2016 1,205
2017 1,253
2018 1,304
2019 1,356
Thereafter 1,892
Present value discount factor (1,855)
Total $ 6,032