Commitments and Contingencies (Details) - USD ($) $ in Thousands		1 Months Ended	9 Months Ended
Dec. 04, 2014	Apr. 25, 2013	Sep. 30, 2018
Commitments and Contingencies (Textual)
Non-recurring engineering development costs contributed to TI	$ 835	$ 500
Non-recurring engineering costs description	<table cellspacing="0" cellpadding="0" style="font: 10pt " letter-spacing: normal; orphans: 2; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; width: 1567px; border-collapse: collapse"> <tr style="vertical-align: top"> <td style="width: 48px; text-align: justify"><font style="font: 9pt Times New Roman, Times, Serif; color: #000000"> </font></td> <td style="width: 24px; text-align: justify"><font style="font: 9pt Times New Roman, Times, Serif; color: #000000">●</font></td> <td style="text-align: justify"><font style="font: 9pt Times New Roman, Times, Serif; color: #000000">$235,000 at the feasibility review and contract signature (paid in full);</font></td></tr> <tr style="vertical-align: top"> <td style="text-align: justify"></td></tr> <tr style="vertical-align: top"> <td style="text-align: justify"><font style="font: 9pt Times New Roman, Times, Serif; color: #000000"> </font></td> <td style="text-align: justify"><font style="font: 9pt Times New Roman, Times, Serif; color: #000000">●</font></td> <td style="text-align: justify"><font style="font: 9pt Times New Roman, Times, Serif; color: #000000">$300,000 on completion of tape-out (paid in full); and</font></td></tr> <tr style="vertical-align: top"> <td style="text-align: justify"></td></tr> <tr style="vertical-align: top"> <td style="text-align: justify"><font style="font: 9pt Times New Roman, Times, Serif; color: #000000"> </font></td> <td style="text-align: justify"><font style="font: 9pt Times New Roman, Times, Serif; color: #000000">●</font></td> <td style="text-align: justify"><font style="font: 9pt Times New Roman, Times, Serif; color: #000000">$300,000 on completion on product validation (paid in full).</font></td></tr> </table>	Under the terms of the NN1002 Agreement, we also agreed to reimburse Texas Instruments a non-recurring engineering fee of $0.25 per unit for each of the first two million units sold.	Under the terms of the NN1003 Agreement, we also will reimburse ST Microelectronics a non-recurring engineering fee of $5.00 per each of the first 10,000 units sold. As of September 30, 2018, we had made no additional payments under the NN1003 Agreement.

Commitments and Contingencies (Details) - USD ($)
$ in Thousands

1 Months Ended

9 Months Ended

Dec. 04, 2014

Apr. 25, 2013

Sep. 30, 2018

Commitments and Contingencies (Textual)

Non-recurring engineering development costs contributed to TI

$ 835

$ 500

Non-recurring engineering costs description

<table cellspacing="0" cellpadding="0" style="font: 10pt " letter-spacing: normal; orphans: 2; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; width: 1567px; border-collapse: collapse"> <tr style="vertical-align: top"> <td style="width: 48px; text-align: justify"> </td> <td style="width: 24px; text-align: justify">●</td> <td style="text-align: justify">$235,000 at the feasibility review and contract signature (paid in full);</td></tr> <tr style="vertical-align: top"> <td style="text-align: justify"></td></tr> <tr style="vertical-align: top"> <td style="text-align: justify"> </td> <td style="text-align: justify">●</td> <td style="text-align: justify">$300,000 on completion of tape-out (paid in full); and</td></tr> <tr style="vertical-align: top"> <td style="text-align: justify"></td></tr> <tr style="vertical-align: top"> <td style="text-align: justify"> </td> <td style="text-align: justify">●</td> <td style="text-align: justify">$300,000 on completion on product validation (paid in full).</td></tr> </table>

Under the terms of the NN1002 Agreement, we also agreed to reimburse Texas Instruments a non-recurring engineering fee of $0.25 per unit for each of the first two million units sold.

Under the terms of the NN1003 Agreement, we also will reimburse ST Microelectronics a non-recurring engineering fee of $5.00 per each of the first 10,000 units sold. As of September 30, 2018, we had made no additional payments under the NN1003 Agreement.