Significant Customer and Geographic Information (Details)
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3 Months Ended |
9 Months Ended |
12 Months Ended |
Sep. 30, 2016 |
Sep. 30, 2015 |
Sep. 30, 2016 |
Sep. 30, 2015 |
Dec. 31, 2015 |
| Net Revenue [Member] | Customer Concentration Risk [Member] | Arris Corporation [Member] |
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| Concentration Risk [Line Items] |
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| Concentration risk percentage |
28.00%
|
30.00%
|
27.00%
|
30.00%
|
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| Net Revenue [Member] | Customer Concentration Risk [Member] | Technicolor [Member] |
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| Concentration Risk [Line Items] |
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| Concentration risk percentage |
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11.00%
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| Net Revenue [Member] | Customer Concentration Risk [Member] | WNC Corporation [Member] |
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| Concentration Risk [Line Items] |
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| Concentration risk percentage |
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11.00%
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| Net Revenue [Member] | Customer Concentration Risk [Member] | Cisco |
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| Concentration Risk [Line Items] |
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| Concentration risk percentage |
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10.00%
|
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| Net Revenue [Member] | Customer Concentration Risk [Member] | Cisco [Member] |
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| Concentration Risk [Line Items] |
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| Concentration risk percentage |
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13.00%
|
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| Net Revenue [Member] | Geographic Concentration Risk [Member] | China [Member] |
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| Concentration Risk [Line Items] |
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| Concentration risk percentage |
73.00%
|
65.00%
|
81.00%
|
61.00%
|
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| Accounts Receivable [Member] | Customer Concentration Risk [Member] | WNC Corporation |
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| Concentration Risk [Line Items] |
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| Concentration risk percentage |
|
|
10.00%
|
|
16.00%
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| Accounts Receivable [Member] | Customer Concentration Risk [Member] | Petragon Corporation [Member] |
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| Concentration Risk [Line Items] |
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| Concentration risk percentage |
|
|
17.00%
|
|
17.00%
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| Accounts Receivable [Member] | Customer Concentration Risk [Member] | Sernet Technologies Corporation |
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| Concentration Risk [Line Items] |
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| Concentration risk percentage |
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|
|
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14.00%
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| Accounts Receivable [Member] | Customer Concentration Risk [Member] | MTI Jupiter Technologies |
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| Concentration Risk [Line Items] |
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| Concentration risk percentage |
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13.00%
|