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Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2022

Stock-Based Compensation

Summary of stock-based compensation expense

The following table summarizes stock-based compensation expense (in thousands), which is included in operating or general and administrative expense, as appropriate, in the Consolidated Statements of Operations and Comprehensive Loss for the years ended December 31, 2022 and 2021:

​

​	​	​	​	​	​	​	​
​	​	Year Ended December 31,					​
​	​	2022		​	2021		​
Restricted stock unit awards	​	$	413	​	$	419	​
Common stock awards	​	​	—	​	​	60	​
Total compensation expense	​	$	413	​	$	479	​

Summary of the Company's nonvested restricted stock unit awards

A summary of the Company’s nonvested restricted stock unit awards as of December 31, 2022 and activity during the year then ended is as follows:

​	​	​	​	​	​	​	​
​	​	Number of Restricted Stock Unit Awards		​	Weighted Average Grant Date Fair Value		​
Nonvested as of December 31, 2021	​	​	335,000	​	$	1.98	​
Granted	​		—	​	$	—	​
Vested	​		(155,000)	​	$	1.98	​
Cash Settlement	​	​	(180,000)	​	$	1.98	​
Forfeited	​	​	—	​	$	—	​
Nonvested as of December 31, 2022	​	​	—	​	$	—	​

Summary of common stock awards with immediate vesting to outside directors

The Company granted common stock awards with immediate vesting to outside directors during the years ended December 31, 2022 and 2021 as follows:

​	​	​	​	​	​	​	​
​	​	Number of Common Stock Awards			Weighted Average Grant Date Fair Value
Year ended December 31, 2022	​	​	—	​	$	—	​
Year ended December 31, 2021	​	​	23,272	​	$	2.58	​

X

- Definition

Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for stock awards granted to employees and outside directors that were outstanding at the beginning and end of the year.

+ References

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- Definition

Tabular disclosure of cost recognized for award under share-based payment arrangement by plan. Includes, but is not limited to, related tax benefit.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

Tabular disclosure of the changes in outstanding nonvested restricted stock units.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
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-Paragraph 2
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