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Stockholders' Equity	9 Months Ended
Stockholders' Equity	Sep. 30, 2019
Stockholders' Equity Attributable to Parent [Abstract]
Stockholders' Equity Note Disclosure [Text Block]	Stockholders' Equity On August 12, 2019, the Company completed an underwritten public offering and sold and issued an aggregate of 741,750 shares of its common stock at a price to the public of $93 per share. The shares sold and issued included 96,750 shares sold to the underwriters pursuant to their option to purchase additional shares. The Company received aggregate net proceeds from the offering of approximately $65.9 million, after deducting underwriting discounts and commissions and offering costs. Net proceeds from this offering will be used to fund organic growth.