XML 173 R145.htm IDEA: XBRL DOCUMENT v3.24.0.1
SHARE-BASED COMPENSATION PROGRAMS - Narrative (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
USD ($)
tranche
shares
Dec. 31, 2022
USD ($)
shares
Dec. 31, 2021
USD ($)
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Issued (in shares) 0 0 0
Alliance Bernstein      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares repurchased (in shares) 4,700,000 5,200,000 5,600,000
Payments for repurchase of other equity | $ $ 144,000 $ 212,000 $ 262,000
Open market purchases (in shares) 2,000,000 2,300,000 2,600,000
Open-market purchases, value | $ $ 62,600 $ 92,700 $ 117,900
Proceeds from options exercised | $ $ 0 $ 100 $ 3,000
Restricted Stock Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period 3 years    
Granted (in shares) 1,487,714    
Unvested restricted shares and holding units (in shares) 3,000,000    
Compensation cost not yet recognized | $ $ 34,000    
Compensation cost, recognition period 1 year 7 months 6 days    
Stock Options      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period 3 years    
Issued (in shares) 0    
Stock Options | Vesting tranche one      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting rights, percentage 33.33%    
Stock Options | Vesting tranche two      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting rights, percentage 33.33%    
Stock Options | Vesting tranche three      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting rights, percentage 33.33%    
Performance Shares      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period 3 years    
Number of tranches | tranche 2    
Unvested restricted shares and holding units (in shares) 1,300,000    
Compensation cost not yet recognized | $ $ 10,000    
Compensation cost, recognition period 1 year 7 months 6 days    
Performance Shares | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage of potential shares earned 0.00%    
Performance Shares | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage of potential shares earned 200.00%    
AB Holding Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares available for grant (in shares) 27,000,000 30,200,000  
Unvested restricted shares and holding units (in shares) 13,000,000    
Compensation cost not yet recognized | $ $ 91,000    
Compensation cost, recognition period 5 years 10 months 24 days    
AB Holding Units | Alliance Bernstein      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Issued (in shares) 0 6,000 100,000
Restricted AB Holding Units | Alliance Bernstein      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Granted (in shares) 6,000,000 5,000,000 7,000,000
Omnibus Plans      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares reserved and available for issuance (in shares) 18,000,000    
2017 Plan | AB Holding Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares reserved and available for issuance (in shares) 60,000,000    
Shares available for grant (in shares) 33,000,000 29,800,000  
2017 Plan | Newly Issued AB Holding Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares reserved and available for issuance (in shares) 30,000,000