Subsequent events	9 Months Ended
Sep. 30, 2017
Subsequent Events [Abstract]
Subsequent events	Subsequent events On September 19, 2017, the Company's board of directors adopted, and, on October 2, 2017, the Company's stockholders approved, the Amended and Restated 2010 Stock Incentive Plan (A&R Plan), which became effective October 12, 2017. The A&R Plan provides for the grant of incentive stock options, non-statutory stock options, restricted stock awards, restricted stock units, deferred stock units, performance shares, stock appreciation rights and other equity-based awards. The Company's employees, officers, directors and other persons are eligible to receive awards under the A&R Plan. In conjunction with the IPO and the adoption of the Amended and Restated 2010 Stock Incentive Plan in October 2017, the Company granted 1,599,881 stock options with a weighted average exercise price of $16.03 per share and a weighted average grant date fair value of $11.18 per share. In addition, in October 2017, the Company recorded $1,642 in compensation expense pertaining to certain performance-based stock options that became exercisable upon consummation of the IPO. On September 19, 2017, the Company's board of directors adopted, and, on October 2, 2017, the Company's stockholders approved, the 2017 Employee Stock Purchase Plan, which became effective on October 12, 2017. The 2017 ESPP authorized the issuance of up to 144,395 shares of the Company's common stock pursuant to purchase rights granted to its employees or to employees of any of its participating affiliates. In October 2017, the Company sold 8,625,000 shares of common stock through its initial public offering at a price of $16.00 per share for total gross proceeds of $138,000 and net proceeds of $125,540 after deducting underwriting discounts and commissions of approximately $9,660 and estimated offering expenses of approximately $2,800 payable by the Company. Upon consummation of the IPO, all of the outstanding shares of the Company's redeemable convertible preferred stock were converted into an aggregate of 25,068,556 shares of common stock. In November 2017, the Company entered into an agreement with a contract sales organization for the recruitment, deployment and management of a contract sales force to market XHANCE in the United States. Subject to certain limited exceptions, the Company may not terminate this agreement until after the first anniversary of the deployment of the sales force. The Company estimates the expenses related to the non-cancellable services during this period to be approximately $15,500. Thereafter, the Company may terminate the agreement subject to potential early termination fees ranging from $100 to $700.

Subsequent events

On September 19, 2017, the Company's board of directors adopted, and, on October 2, 2017, the Company's stockholders approved, the Amended and Restated 2010 Stock Incentive Plan (A&R Plan), which became effective October 12, 2017. The A&R Plan provides for the grant of incentive stock options, non-statutory stock options, restricted stock awards, restricted stock units, deferred stock units, performance shares, stock appreciation rights and other equity-based awards. The Company's employees, officers, directors and other persons are eligible to receive awards under the A&R Plan. In conjunction with the IPO and the adoption of the Amended and Restated 2010 Stock Incentive Plan in October 2017, the Company granted 1,599,881 stock options with a weighted average exercise price of $16.03 per share and a weighted average grant date fair value of $11.18 per share. In addition, in October 2017, the Company recorded $1,642 in compensation expense pertaining to certain performance-based stock options that became exercisable upon consummation of the IPO.

On September 19, 2017, the Company's board of directors adopted, and, on October 2, 2017, the Company's stockholders approved, the 2017 Employee Stock Purchase Plan, which became effective on October 12, 2017. The 2017 ESPP authorized the issuance of up to 144,395 shares of the Company's common stock pursuant to purchase rights granted to its employees or to employees of any of its participating affiliates.

In October 2017, the Company sold 8,625,000 shares of common stock through its initial public offering at a price of $16.00 per share for total gross proceeds of $138,000 and net proceeds of $125,540 after deducting underwriting discounts and commissions of approximately $9,660 and estimated offering expenses of approximately $2,800 payable by the Company. Upon consummation of the IPO, all of the outstanding shares of the Company's redeemable convertible preferred stock were converted into an aggregate of 25,068,556 shares of common stock.

In November 2017, the Company entered into an agreement with a contract sales organization for the recruitment, deployment and management of a contract sales force to market XHANCE in the United States. Subject to certain limited exceptions, the Company may not terminate this agreement until after the first anniversary of the deployment of the sales force. The Company estimates the expenses related to the non-cancellable services during this period to be approximately $15,500. Thereafter, the Company may terminate the agreement subject to potential early termination fees ranging from $100 to $700.