Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2019

Equity [Abstract]

Summary of Unvested Restricted Stock

The following table summarizes information about unvested restricted stock transactions:

	Shares			Weighted Average Grant Date Fair Value
Non-vested, January 1, 2019		315,396		$	108.63
Granted		329,145			1.70
Vested		(86,975	)		8.65
Forfeited/Canceled		(296	)		75.20
Non-vested, September 30, 2019		557,270		$	63.79