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Shareholders' Equity	12 Months Ended
Shareholders' Equity	Dec. 31, 2019
Stockholders' Equity Note [Abstract]
Shareholders' Equity	Shareholders’ Equity In June 2018, the Company completed an underwritten public offering of 1,730,750 shares of its common stock at a price of $33.25 per share. The Company received net proceeds of approximately $54.3 million after deducting underwriting discounts and commissions and offering expenses. In September 2017, the Company completed an underwritten public offering of 1,895,750 shares of its common stock at a price of $29.00 per share. The Company received net proceeds of approximately $51.6 million after deducting underwriting discounts and commissions and offering expenses.