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Shareholders' Deficit (Tables)

6 Months Ended

Jun. 30, 2021

Shareholders' Deficit

Schedule of Shareholders' Deficit


					Additional
		Common			Paid-In			Accumulated
		Stock			Capital			Deficit			Total

			(In thousands)
Balance January 1, 2021		$	616		$	751,304		$	(872,672)		$	(120,752)
Exercise of stock options and warrants			6			6,327			—			6,333
At the market offering costs			—			(241)			—			(241)
Cumulative effect of adopting ASU 2020-06			—			(70,779)			(4,697)			(75,476)
Stock-based compensation expense			—			3,271			—			3,271
Net loss			—			—			(35,090)			(35,090)
Balance March 31, 2021			622			689,882			(912,459)			(221,955)
Exercise of stock options			2			1,133			—			1,135
Stock-based compensation expense			—			3,117			—			3,117
Net loss			—			—			(28,593)			(28,593)
Balance June 30, 2021		$	624		$	694,132		$	(941,052)		$	(246,296)


					Additional
		Common			Paid-In			Accumulated
		Stock			Capital			Deficit			Total

			(In thousands)
Balance January 1, 2020		$	542		$	625,048		$	(734,611)		$	(109,021)
Exercise of stock options			3			2,709			—			2,712
Stock-based compensation expense			—			3,476			—			3,476
Net loss			—			—			(29,031)			(29,031)
Balance March 31, 2020			545			631,233			(763,642)			(131,864)
Exercise of stock options			—			66			—			66
Stock-based compensation expense			—			3,822			—			3,822
Net loss			—			—			(33,294)			(33,294)
Balance June 30, 2020		$	545		$	635,121		$	(796,936)		$	(161,270)