XML 40 R30.htm IDEA: XBRL DOCUMENT v3.23.2

Stock Based Compensation (Tables)

6 Months Ended

Jun. 30, 2023

Stock Based Compensation

Summary of Activity Related to Stock Options

	Number of Options (in thousands)				Weighted Average Exercise Price				Weighted Average Remaining Contractual Term (Years)
Outstanding, January 1, 2023	$	440			$	55.65				7.5
Granted		3
Exercised		—
Cancelled		(108	)
Outstanding, June 30, 2023	$	335			$	58.79				7.0
Exercisable, June 30, 2023	$	236			$	76.92				6.6

Summary of Activity Related to Restricted Stock and Deferred Stock Units Granted

		Number of Shares (in thousands)				Weighted Average Grant Date Fair Value
Nonvested, January 1, 2023			127			$	11.85
Granted			—
Vested			(11	)
Cancelled			—
Nonvested, June 30, 2023			116			$	11.06

Schedule of Recognized Stock Compensation for Equity Awards

	Three months ended June 30,								Six months ended June 30,
(in thousands)	2023				2022			2023				2022
Selling, general and administrative	$	115			$	676		$	625			$	1,381
Research and development		61				68			118				134
Cost of goods sold		7				8			12				14
Total expense	$	183			$	752		$	755			$	1,529

Summary of Weighted Average Assumptions Used in Valuing Plans

	Six months ended June 30,
	2023					2022
Fair value at grant date	$	3.46			$	7.95
Expected volatility	114.0		%			84.0	%
Risk-free interest rate	3.9		%			1.7	%
Expected holding period, in years	6.0					6.0
Dividend yield		—	%			—	%

X

- References

No definition available.

+ Details

Name:	us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-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

+ Details

Name:	us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)(2)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

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.

+ References

No definition available.

+ Details

Name:	us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the weighted-average grant-date fair value of equity options or other equity instruments granted during the year.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)(1)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration