v3.26.1
Condensed Statements of Changes in Partners’ Capital - USD ($)
$ in Thousands
Total
General Partner’s Capital
Limited Partners’ Capital
AB Holding Units held by AB for long-term incentive compensation plans
Accumulated Other Comprehensive (Loss)
Balance, beginning of period at Dec. 31, 2024   $ 1,401 $ 2,095,248 $ (23,363) $ (41,424)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net income $ 144,282 130 144,152    
Cash distributions to Unitholders   (185) (205,044)    
Retirement of AB Holding Units     (39,388)    
Issuance of AB Holding Units for long-term incentive compensation plan awards     39,565    
Change in AB Holding Units held by AB for long-term incentive compensation plans       (12,019)  
Foreign currency translation adjustment, net of tax 13,798       13,798
Changes in employee benefit related items, net of tax 8,752       8,752
Balance, end of period at Jun. 30, 2025 1,981,623 1,346 2,034,533 (35,382) (18,874)
Balance, beginning of period at Mar. 31, 2025   1,362 2,058,858 (34,696) (28,653)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net income 70,248 63 70,185    
Cash distributions to Unitholders   (79) (88,786)    
Retirement of AB Holding Units     (13,118)    
Issuance of AB Holding Units for long-term incentive compensation plan awards     7,394    
Change in AB Holding Units held by AB for long-term incentive compensation plans       (686)  
Foreign currency translation adjustment, net of tax 9,779       9,779
Changes in employee benefit related items, net of tax 0        
Balance, end of period at Jun. 30, 2025 1,981,623 1,346 2,034,533 (35,382) (18,874)
Balance, beginning of period at Dec. 31, 2025 1,238,378 1,355 1,277,569 (22,682) (17,864)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net income 156,955 169 156,786    
Cash distributions to Unitholders   (179) (166,782)    
Retirement of AB Holding Units (21,502)   (21,502)    
Issuance of AB Holding Units for long-term incentive compensation plan awards 52,468   52,468    
Change in AB Holding Units held by AB for long-term incentive compensation plans       (12,107)  
Foreign currency translation adjustment, net of tax (2,065)       (2,065)
Changes in employee benefit related items, net of tax 0        
Balance, end of period at Jun. 30, 2026 1,245,166 1,345 1,298,539 (34,789) (19,929)
Balance, beginning of period at Mar. 31, 2026   1,351 1,316,715 (37,026) (19,796)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net income 71,717 77 71,640    
Cash distributions to Unitholders   (83) (77,866)    
Retirement of AB Holding Units     (16,813)    
Issuance of AB Holding Units for long-term incentive compensation plan awards     4,863    
Change in AB Holding Units held by AB for long-term incentive compensation plans       2,237  
Foreign currency translation adjustment, net of tax (133)       (133)
Changes in employee benefit related items, net of tax 0        
Balance, end of period at Jun. 30, 2026 $ 1,245,166 $ 1,345 $ 1,298,539 $ (34,789) $ (19,929)