Significant Accounting Policies - Schedule of Concentration of Risk, by Risk Factor (Details) - Customer Concentration Risk [Member]	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Sales Revenue, Net [Member]
Concentration of Credit Risk	36.10%	43.30%	28.80%	30.90%
Sales Revenue, Net [Member] | Alcatel-Lucent [Member]
Concentration of Credit Risk	1.30%	9.10%	0.80%	5.50%
Sales Revenue, Net [Member] | Centric Systems [Member]
Concentration of Credit Risk	17.10%	4.90%	15.70%	4.90%
Sales Revenue, Net [Member] | ESO Solution [Member]
Concentration of Credit Risk	6.30%	9.20%	4.50%	5.10%
Sales Revenue, Net [Member] | Elosoft [Member]
Concentration of Credit Risk	7.60%	17.30%	5.90%	13.80%
Sales Revenue, Net [Member] | Siae Microelettronica [Member]
Concentration of Credit Risk	3.80%	2.80%	1.90%	1.60%
Accounts Receivable [Member]
Concentration of Credit Risk	62.80%	60.70%	62.80%	60.70%
Accounts Receivable [Member] | Alcatel-Lucent [Member]
Concentration of Credit Risk	5.90%	20.00%	5.90%	20.00%
Accounts Receivable [Member] | Centric Systems [Member]
Concentration of Credit Risk	20.80%	10.10%	20.80%	10.10%
Accounts Receivable [Member] | ESO Solution [Member]
Concentration of Credit Risk	2.30%	20.20%	2.30%	20.20%
Accounts Receivable [Member] | Elosoft [Member]
Concentration of Credit Risk	20.20%	4.20%	20.20%	4.20%
Accounts Receivable [Member] | Siae Microelettronica [Member]
Concentration of Credit Risk	13.60%	6.20%	13.60%	6.20%