v3.26.1
Stock-Based Compensation Expense - Additional Information (Details) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Jul. 28, 2021
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Jan. 01, 2026
Jan. 01, 2025
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Common stock shares issued   41,585,381   41,242,005    
Shares of common stock reserved   9,684,309   8,378,005    
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 option 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.        
Number of Options, Unvested   2,503,703        
Proceeds from issuance of common stock   $ 813 $ 2,764      
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   100   $ 800    
Intrinsic Value of Outstanding Options   100   $ 1,200    
Total Cash Received from the Exercise of Stock Options   200 2,100      
Total Fair Value Less Strike Price of Stock Options Exercised   $ 200 $ 4,200      
Number of Options, Unvested   2,109,621   2,307,812    
Total unrecognized expense related to unvested stock options   $ 29,400   $ 43,500    
Weighted average period for recognition of expenses   2 years 4 months 24 days   2 years 6 months    
2021 Equity Incentive Plan            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Common stock shares issued 7,260,406          
Shares of common stock reserved   346,566        
Share-Based Compensation Arrangement by Share-Based Payment Award, Percentage of Outstanding Stock Maximum 4.00%          
2021 Equity Incentive Plan | Maximum [Member]            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Shares of common stock reserved 6,989,665          
2021 Plan            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Shares of common stock reserved         1,649,680 1,617,128
2021 Employee Stock Purchase Plan            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Common stock shares issued   292,112        
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   2,503,703   813,199    
Number of Options, Unvested   1,845,856        
Total unrecognized expense related to unvested stock options   $ 20,300   $ 20,300    
Restricted Stock Units (RSUs) [Member] | 2021 Plan            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Weighted average period for recognition of expenses   1 year 6 months   1 year 6 months    
Phantom Share Units (PSUs) [Member]            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Number of Options, Unvested   657,847        
Total unrecognized expense related to unvested stock options   $ 17,800   $ 17,800    
Phantom Share Units (PSUs) [Member] | Revenue Targets [Member] | Minimum [Member]            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Number of shares earned   0.00%        
Phantom Share Units (PSUs) [Member] | Revenue Targets [Member] | Maximum [Member]            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Number of shares earned   100.00%        
Phantom Share Units (PSUs) [Member] | Growth Targets [Member] | Minimum [Member]            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Number of shares earned   0.00%        
Phantom Share Units (PSUs) [Member] | Growth Targets [Member] | Maximum [Member]            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Number of shares earned   200.00%        
Phantom Share Units (PSUs) [Member] | Sales Quota Targets [Member] | Minimum [Member]            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Number of shares earned   0.00%        
Phantom Share Units (PSUs) [Member] | Sales Quota Targets [Member] | Maximum [Member]            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Number of shares earned   100.00%        
Phantom Share Units (PSUs) [Member] | 2021 Plan            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Weighted average period for recognition of expenses   2 years 1 month 6 days   2 years 1 month 6 days