Commitments And Contingencies	3 Months Ended
Mar. 31, 2017
Commitments And Contingencies [Abstract]
Commitments And Contingencies	9. Commitments and Contingencies Operating Leases The Company leases approximately 4,300 square feet of corporate offices and research facilities in Burlingame, California. This lease expires in June 30, 2017, at a monthly cost of approximately $21,000. In January 2017, the Company entered into a new lease agreement for premises consisting of approximately 15,697 rentable square feet located in Hayward, California (the “Premises”). The Premises will be used for the Company’s corporate headquarters and principal operating facility. The term of the Lease is sixty-two (62) months, commencing on the date that is the earlier of (i) the date upon which the Company commences business in the Premises or (ii) the date upon which the Premises is “Ready for Occupancy” as defined in the Lease. Base monthly rent shall be abated for the first two (2) months of the Lease term and thereafter will be $42,400 per month during the first year of the Lease term, with specified annual increases thereafter until reaching approximately $50,300 per month during the last two (2) months of the Lease term. The Company is required to pay a refundable security deposit of approximately $101,000. The Landlord is obligated to provide the Company with improvement allowances in the amount of approximately $135.00 per rentable square foot of the Premises, which may be applied towards the costs of construction of the initial improvements in the Premises. The Company will be responsible for any such improvement costs in excess of the foregoing allowances. The Company is required to reimburse Landlord for certain expenses during the Lease term. The Company has the right to extend the Lease term by five (5) years upon written notice not more than twelve (12) months nor less than nine (9) months prior to the expiration of the original Lease term, with monthly payments equal to the “Fair Rental Value” as defined in the Lease. The Company has also reserved the right to terminate the Lease if the Landlord is unable to deliver the facility to the Company by December 1, 2017. Assuming the Landlord delivers the facility to us by December 1, 2017, as of December 31, 2016, the lease obligations for less than one year, one to three years, three to five years and more than five years is approximately $0.3 million, $1.1 million, $1.1 million and $0.3 million, respectively. During the three-month periods ended March 31, 2017 and 2016, rent expense, including common area maintenance charges, was approximately $64,000 and $49,000, respectively. Legal From time to time, we may be involved in a variety of claims, lawsuits, investigations and proceedings relating to securities laws, product liability, patent infringement, contract disputes, employment and other matters that arise in the normal course of our business. In addition, third parties may, from time to time, assert claims against us in the form of letters and other communications. We record a provision for contingent losses when it is both probable that a liability has been incurred and the amount of the loss can be reasonably estimated. We currently do not believe that the ultimate outcome of any of the matters described above is probable or reasonably estimable, or that these matters will have a material adverse effect on our business; however, the results of litigation and claims are inherently unpredictable. Regardless of the outcome, litigation can have an adverse impact on us because of litigation and settlement costs, diversion of management resources and other factors.

9. Commitments and Contingencies

Operating Leases

The Company leases approximately 4,300 square feet of corporate offices and research facilities in Burlingame, California. This lease expires in June 30, 2017, at a monthly cost of approximately $21,000.

In January 2017, the Company entered into a new lease agreement for premises consisting of approximately 15,697 rentable square feet located in Hayward, California (the “Premises”).

The Premises will be used for the Company’s corporate headquarters and principal operating facility. The term of the Lease is sixty-two (62) months, commencing on the date that is the earlier of (i) the date upon which the Company commences business in the Premises or (ii) the date upon which the Premises is “Ready for Occupancy” as defined in the Lease. Base monthly rent shall be abated for the first two (2) months of the Lease term and thereafter will be $42,400 per month during the first year of the Lease term, with specified annual increases thereafter until reaching approximately $50,300 per month during the last two (2) months of the Lease term. The Company is required to pay a refundable security deposit of approximately $101,000. The Landlord is obligated to provide the Company with improvement allowances in the amount of approximately $135.00 per rentable square foot of the Premises, which may be applied towards the costs of construction of the initial improvements in the Premises. The Company will be responsible for any such improvement costs in excess of the foregoing allowances. The Company is required to reimburse Landlord for certain expenses during the Lease term.

The Company has the right to extend the Lease term by five (5) years upon written notice not more than twelve (12) months nor less than nine (9) months prior to the expiration of the original Lease term, with monthly payments equal to the “Fair Rental Value” as defined in the Lease. The Company has also reserved the right to terminate the Lease if the Landlord is unable to deliver the facility to the Company by December 1, 2017. Assuming the Landlord delivers the facility to us by December 1, 2017, as of December 31, 2016, the lease obligations for less than one year, one to three years, three to five years and more than five years is approximately $0.3 million, $1.1 million, $1.1 million and $0.3 million, respectively.

During the three-month periods ended March 31, 2017 and 2016, rent expense, including common area maintenance charges, was approximately $64,000 and $49,000, respectively.

Legal

From time to time, we may be involved in a variety of claims, lawsuits, investigations and proceedings relating to securities laws, product liability, patent infringement, contract disputes, employment and other matters that arise in the normal course of our business. In addition, third parties may, from time to time, assert claims against us in the form of letters and other communications. We record a provision for contingent losses when it is both probable that a liability has been incurred and the amount of the loss can be reasonably estimated. We currently do not believe that the ultimate outcome of any of the matters described above is probable or reasonably estimable, or that these matters will have a material adverse effect on our business; however, the results of litigation and claims are inherently unpredictable. Regardless of the outcome, litigation can have an adverse impact on us because of litigation and settlement costs, diversion of management resources and other factors.