Equity Distribution Agreements	12 Months Ended
Dec. 31, 2021
Equity [Abstract]
Equity Distribution Agreements	Note 16. Equity Distribution Agreements In August 2019, the Company entered into an Equity Distribution Agreement, or the 2019 Equity Distribution Agreement, with Piper Jaffray & Co., or Piper, as sales agent, which was amended on August 4, 2020. During the year ended December 31, 2019, the Company sold an aggregate of 104,000 shares of its common stock pursuant to the 2019 Equity Distribution Agreement at a weighted-average net selling price of $9.37 per share, which resulted in $979,000 of net proceeds to the Company. During the year ended December 31, 2020, the Company sold an aggregate of 1.1 million shares of its common stock pursuant to the 2019 Equity Distribution Agreement at a weighted-average net selling price of $38.50 per share, which resulted in $42.7 million of net proceeds to the Company. Shares sold under the 2019 Equity Distribution Agreement were offered and sold pursuant to the Company’s shelf registration statement on Form S-3 (File No. 333-233227) filed with the SEC on August 12, 2019 and declared effective on August 23, 2019, and prospectus supplements and accompanying base prospectus filed with the SEC on August 30, 2019, May 6, 2020 and August 5, 2020. In September 2020, the Company entered into an Equity Distribution Agreement, or the September 2020 Equity Distribution Agreement, with Piper as sales agent, pursuant to which the Company sold an aggregate of 2.8 million shares of its common stock at a weighted-average net selling price of $42.90 per share, which resulted in $122.1 million of net proceeds to the Company. Shares sold under the September 2020 Equity Distribution Agreement were offered and sold pursuant to the Company’s registration statement on Form S-3 (File No. 333-239964) filed with the SEC on July 21, 2020, as amended on August 5, 2020, and declared effective on August 12, 2020, and a prospectus supplement and accompanying base prospectus filed with the SEC on September 25, 2020. In November 2020, the Company entered into an Equity Distribution Agreement, or the November 2020 Equity Distribution Agreement, with Piper, Oppenheimer & Co. Inc., and BTIG LLC, as sales agents, pursuant to which the Company may offer and sell, from time to time through Piper, shares of its common stock having an aggregate offering price of up to $175.0 million. Piper may receive a commission of up to 3% of the gross proceeds received by the Company for sales pursuant to the November 2020 Equity Distribution Agreement. During the year ended December 31, 2020, the Company sold an aggregate of 2.0 million shares of its common stock pursuant to the November 2020 Equity Distribution Agreement at a weighted-average net selling price of $48.70 per share, which resulted in $99.1 million of net proceeds to the Company. During the year ended December 31, 2021, the Company sold an aggregate of 1.1 million shares of its common stock pursuant to the November 2020 Equity Distribution Agreement at a weighted-average net selling price of $64.83 per share, which resulted in $72.0 million of net proceeds to the Company. Shares sold under the November 2020 Equity Distribution Agreement were offered and sold pursuant to the Company’s registration statement on Form S-3 (File No. 333-239964) filed with the SEC on July 21, 2020, as amended on August 5, 2020, and declared effective on August 12, 2020, and a prospectus supplement and accompanying base prospectus filed with the SEC on November 20, 2020.

Equity Distribution Agreements

12 Months Ended

Dec. 31, 2021

Note 16. Equity Distribution Agreements

In August 2019, the Company entered into an Equity Distribution Agreement, or the 2019 Equity Distribution Agreement, with Piper Jaffray & Co., or Piper, as sales agent, which was amended on August 4, 2020. During the year ended December 31, 2019, the Company sold an aggregate of 104,000 shares of its common stock pursuant to the 2019 Equity Distribution Agreement at a weighted-average net selling price of $9.37 per share, which resulted in $979,000 of net proceeds to the Company. During the year ended December 31, 2020, the Company sold an aggregate of 1.1 million shares of its common stock pursuant to the 2019 Equity Distribution Agreement at a weighted-average net selling price of $38.50 per share, which resulted in $42.7 million of net proceeds to the Company. Shares sold under the 2019 Equity Distribution Agreement were offered and sold pursuant to the Company’s shelf registration statement on Form S-3 (File No. 333-233227) filed with the SEC on August 12, 2019 and declared effective on August 23, 2019, and prospectus supplements and accompanying base prospectus filed with the SEC on August 30, 2019, May 6, 2020 and August 5, 2020.

In September 2020, the Company entered into an Equity Distribution Agreement, or the September 2020 Equity Distribution Agreement, with Piper as sales agent, pursuant to which the Company sold an aggregate of 2.8 million shares of its common stock at a weighted-average net selling price of $42.90 per share, which resulted in $122.1 million of net proceeds to the Company. Shares sold under the September 2020 Equity Distribution Agreement were offered and sold pursuant to the Company’s registration statement on Form S-3 (File No. 333-239964) filed with the SEC on July 21, 2020, as amended on August 5, 2020, and declared effective on August 12, 2020, and a prospectus supplement and accompanying base prospectus filed with the SEC on September 25, 2020.

In November 2020, the Company entered into an Equity Distribution Agreement, or the November 2020 Equity Distribution Agreement, with Piper, Oppenheimer & Co. Inc., and BTIG LLC, as sales agents, pursuant to which the Company may offer and sell, from time to time through Piper, shares of its common stock having an aggregate offering price of up to $175.0 million. Piper may receive a commission of up to 3% of the gross proceeds received by the Company for sales pursuant to the November 2020 Equity Distribution Agreement. During the year ended December 31, 2020, the Company sold an aggregate of 2.0 million shares of its common stock pursuant to the November 2020 Equity Distribution Agreement at a weighted-average net selling price of $48.70 per share, which resulted in $99.1 million of net proceeds to the Company. During the year ended December 31, 2021, the Company sold an aggregate of 1.1 million shares of its common stock pursuant to the November 2020 Equity Distribution Agreement at a weighted-average net selling price of $64.83 per share, which resulted in $72.0 million of net proceeds to the Company. Shares sold under the November 2020 Equity Distribution Agreement were offered and sold pursuant to the Company’s registration statement on Form S-3 (File No. 333-239964) filed with the SEC on July 21, 2020, as amended on August 5, 2020, and declared effective on August 12, 2020, and a prospectus supplement and accompanying base prospectus filed with the SEC on November 20, 2020.