Subsequent Events	12 Months Ended
Dec. 31, 2016
Subsequent Events [Abstract]
Subsequent Events	14. Subsequent Events Lease Agreement In January 2017, the Company entered into a new lease agreement (the “Lease”) for premises consisting of approximately fifteen thousand six hundred ninety-seven (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. Private Placement On February 7, 2017, the Company entered into a securities purchase agreement (the “Purchase Agreement”) with Robert W. Duggan and Maky Zanganeh (the “Investors”), pursuant to which the Company, in a private placement, agreed to issue and sell to the Investors an aggregate of 819,673 shares of the Company’s common stock, par value $0.001 per share (the “Common Stock”), at a price per share of $6.10 (the “Shares”), for gross proceeds of approximately $5 million (the “Private Placement”). In connection with the Private Placement, the Company has granted certain registration rights to the Investors, pursuant to which, among other things, the Company will prepare and file with the Securities and Exchange Commission a registration statement to register for resale the Shares on or prior to July 31, 2017.

14. Subsequent Events

Lease Agreement

In January 2017, the Company entered into a new lease agreement (the “Lease”) for premises consisting of approximately fifteen thousand six hundred ninety-seven (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.

Private Placement

On February 7, 2017, the Company entered into a securities purchase agreement (the “Purchase Agreement”) with Robert W. Duggan and Maky Zanganeh (the “Investors”), pursuant to which the Company, in a private placement, agreed to issue and sell to the Investors an aggregate of 819,673 shares of the Company’s common stock, par value $0.001 per share (the “Common Stock”), at a price per share of $6.10 (the “Shares”), for gross proceeds of approximately $5 million (the “Private Placement”).

In connection with the Private Placement, the Company has granted certain registration rights to the Investors, pursuant to which, among other things, the Company will prepare and file with the Securities and Exchange Commission a registration statement to register for resale the Shares on or prior to July 31, 2017.