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Stock-Based Compensation Expense - Additional Information (Details) - USD ($) $ in Thousands		6 Months Ended		12 Months Ended
	Jul. 28, 2021	Jun. 30, 2024	Jun. 30, 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		39,617,334		36,139,513
Shares of common stock reserved		8,385,548		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		$ 15,300		$ 8,300
Proceeds from issuance of common stock		13,993	$ 3,896
The Calhoun Vision, Inc. 2015 Equity Incentive Plan and the Calhoun Vision, Inc. 2006 Stock Plan [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Intrinsic Value of Vested Options		170,100		121,300
Intrinsic Value of Outstanding Options		257,200		$ 185,000
Total Cash Received from the Exercise of Stock Options		13,300	3,400
Total Fair Value Less Strike Price of Stock Options Exercised		$ 50,500	$ 5,200
Number of Options, Unvested		2,620,861		2,539,445
Total unrecognized expense related to unvested stock options		$ 44,100		$ 22,700
Weighted average period for recognition of expenses		2 years 6 months		2 years 4 months 24 days
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		951,817				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 4 months 24 days		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		538,942
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%
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		649,988		650,357
Number of Options, Unvested		649,988

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