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Share-Based Payments (Tables)

9 Months Ended

Sep. 30, 2021

Share-based Payment Arrangement [Abstract]

Schedule of Stock-Based Compensation Costs

Stock-based compensation costs included in the condensed consolidated statements of operations are presented below:

			Three Months Ended   September 30,												Nine Months Ended   September 30,
			2021						2020						2021						2020
Cost of products			$	8					$	1					$	23					$	7
Cost of services			35						35						134						99
Research and development			555						435						2,180						1,383
Selling, general and administrative			1,892						4,157						9,125						13,760
Discontinued operations			—						(28)						—						(1,380)
Total			$	2,490					$	4,600					$	11,462					$	13,869

Schedule of Stock Option Activity

Stock option activity was as follows:

			Number of Shares						Weighted Average Exercise Price						Weighted Average Remaining Contractual Term (Years)
Balances at December 31, 2020			11,255,896						$	15.53					7.25
Granted			1,802,820						8.02
Exercised			(126,508)						(4.77)
Forfeited			(255,467)						(6.83)
Expired			(427,632)						(25.93)
Balances at September 30, 2021			12,249,109						14.35						6.89
Exercisable at September 30, 2021			7,227,624						16.87						5.68

Schedule of Restricted Stock Unit Activity

RSU activity was as follows:

			Number of Restricted Stock Units						Weighted Average Grant Date Fair Value						Weighted Average Remaining Contractual Term (Years)
Balances at December 31, 2020			1,727,712						$	6.11					0.42
Granted			462,019						7.87
Vested			(1,624,013)						(5.76)
Forfeited			(97,237)						(8.96)
Balances at September 30, 2021			468,481						8.47						0.58

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Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

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Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year.

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