XML 45 R36.htm IDEA: XBRL DOCUMENT v3.23.3

Stockholders' Equity (Tables)

9 Months Ended

Sep. 29, 2023

Stockholders' Equity Note [Abstract]

Schedule of Compensation Cost

The cost that has been charged against income for stock-based compensation is set forth below (in thousands):

		Three Months Ended								Nine Months Ended
		September 29, 2023				September 30, 2022				September 29, 2023				September 30, 2022
Employee stock options		$	3,517			$	2,865			$	9,973			$	7,649
Restricted stock			201				67				347				618
Restricted stock units			2,214				1,249				5,963				3,242
Performance stock units			2,449				1,240				5,958				2,932
Nonemployee stock options			465				306				1,093				934
Total stock-based compensation expense		$	8,846			$	5,727			$	23,334			$	15,375

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs

The Company recorded stock-based compensation costs in the following categories (in thousands):

		Three Months Ended								Nine Months Ended
		September 29, 2023				September 30, 2022				September 29, 2023				September 30, 2022
Cost of sales		$	223			$	233			$	595			$	409
General and administrative			4,049				2,584				11,107				7,171
Selling and marketing			2,561				1,335				5,910				3,548
Research and development			2,013				1,575				5,722				4,247
Total stock-based compensation expense, net			8,846				5,727				23,334				15,375
Amounts capitalized as part of inventory			534				361				1,431				1,379
Total stock-based compensation expense, gross		$	9,380			$	6,088			$	24,765			$	16,754

Schedule of Unrecognized Compensation Cost, Non-Vested Stock-Based Compensation Arrangements

As of September 29, 2023, total unrecognized compensation cost related to non-vested stock-based compensation arrangements were as follows (in thousands):

		September 29, 2023
Stock options		$	23,888
Restricted stock, RSUs and PSUs			24,690
Total unrecognized stock-based compensation cost		$	48,578

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

The risk-free rate is based on the U.S. Treasury yield curve corresponding to the expected term at the time of the grant.

		Three Months Ended								Nine Months Ended
		September 29, 2023				September 30, 2022				September 29, 2023				September 30, 2022
Expected dividend yield			0	%			0	%			0	%			0	%
Expected volatility			60	%			54	%			60	%			54	%
Risk-free interest rate			4.18	%			2.91	%			3.91	%			1.88	%
Expected term (in years)			5.05				5.10				5.05				5.10

Schedule of Share-based Compensation, Stock Options, Activity

A summary of stock option activity under the Plan for nine months ended September 29, 2023 is presented below:

		Stock Options (in 000’s)				Weighted- Average Exercise Price				Weighted- Average Remaining Contractual Term (years)				Aggregate Intrinsic Value (in 000’s)
Outstanding at December 30, 2022			2,469			$	39.63
Granted			622				55.84
Exercised			(500	)			18.54
Forfeited or expired			(38	)			72.49
Outstanding at September 29, 2023			2,553			$	47.22				6.77			$	19,641
Exercisable at September 29, 2023			1,663			$	39.11				5.52			$	19,641

Schedule of Share-based Compensation, Restricted Stock, RSUs and PSUs Activity

A summary of restricted stock, RSUs and PSUs activity under the Plan for the nine months ended September 29, 2023 is presented below (shares in thousands):

		Restricted Stock				RSUs				PSUs
Unvested at December 30, 2022			4				192				118
Granted			12				269				182
Vested			(4	)			(94	)			(36	)
Forfeited or expired			—				(6	)			(13	)
Unvested at September 29, 2023			12				361				251

X

- Definition

Tabular disclosure of compensation cost that has been charged against income.

+ References

No definition available.

+ Details

Name:	staa_ScheduleOfCompensationCostTableTextBlock
Namespace Prefix:	staa_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Schedule of share based compensation restricted stock and restricted stock units activity and performance stock units.

+ References

No definition available.

+ Details

Name:	staa_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityAndPerformanceStockUnitsTableTextBlock
Namespace Prefix:	staa_
Data Type:	dtr-types:textBlockItemType
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
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

+ Details

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

X

- Definition

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (d)
-SubTopic 10
-Topic 718
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (e)
-SubTopic 10
-Topic 718
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

+ Details

Name:	us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
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
-Topic 718
-SubTopic 10
-Subparagraph (f)(2)
-Name Accounting Standards Codification
-Paragraph 2
-Section 50
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

+ Details

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

X

- Definition

Tabular disclosure of cost not yet recognized and weighted-average period over which cost is expected to be recognized for nonvested award under share-based payment arrangement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 718
-SubTopic 10
-Subparagraph (i)
-Name Accounting Standards Codification
-Paragraph 2
-Section 50
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

+ Details

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

X

- References

No definition available.

+ Details

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