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Stock-Based Compensation Expense - Additional Information (Details) - USD ($) $ in Thousands		3 Months Ended		12 Months Ended
	Jul. 28, 2021	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023	Dec. 31, 2021	Jan. 01, 2024	Jan. 01, 2023
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Common stock shares issued		37,161,753		36,139,513
Shares of common stock reserved		8,787,558		8,364,218
Stock-Based Compensation, Terms of Award		Stock option awards are granted with an exercise price of no less than 100% of estimated fair market value on the date of grant. Time based awards generally vest over four years as follows, subject to the optionee’s continuing service: (i) one fourth of the total number of shares vest and become exercisable on the one-year anniversary and then 1/48th of the total number of shares subject to the option vest and become exercisable on each monthly anniversary thereafter for the remaining three years, or (ii) 1/48th of the total number of shares subject to the option vest and become exercisable each month over four years.
Total unrecognized expense related to unvested stock options		$ 15,900		$ 8,300
Proceeds from issuance of common stock		$ 10,153	$ 761
2021 Equity Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Common stock available for issuance	2,420,135
Common stock shares issued	7,260,406
Shares of common stock reserved		976,356				1,445,580	1,130,735
Share-Based Compensation Arrangement by Share-Based Payment Award, Percentage of Outstanding Stock Maximum	4.00%
Weighted average period for recognition of expenses		2 years 6 months		2 years 3 months 18 days
2021 Equity Incentive Plan | Maximum [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares of common stock reserved	4,569,530
2021 Employee Stock Purchase Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Common stock shares issued		577,847
Shares of common stock reserved	1,452,081
Share-Based Compensation Arrangement by Share-Based Payment Award, Percentage of Outstanding Stock Maximum	1.00%
2021 Employee Stock Purchase Plan | Maximum [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-Based Compensation Arrangement by Share-Based Payment Award, Percentage of Outstanding Stock Maximum	85.00%
Calhoun Vision Inc2015 Equity Incentive Plans And Calhoun Vision Inc2006 Stock Plan [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Intrinsic Value of Vested Options		$ 142,300		$ 121,300
Intrinsic Value of Outstanding Options		220,400		$ 185,000
Total Cash Received from the Exercise of Stock Options		10,200	800
Total Fair Value Less Strike Price of Stock Options Exercised		$ 34,700	$ 1,700
Number of Options, Unvested		2,941,271		2,539,445
Total unrecognized expense related to unvested stock options		$ 47,900		$ 22,700
Weighted average period for recognition of expenses		2 years 8 months 12 days		2 years 4 months 24 days
Employee Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock-Based Compensation, Vesting period					4 years
Restricted Stock Units (RSUs) [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares of common stock reserved		676,952		650,357
Number of Options, Unvested		676,952

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