v3.26.1
Stock-Based Compensation - Restricted Stock and RSU Activity (Detail) - $ / shares
 1 Months Ended 3 Months Ended
Jan. 31, 2026
Mar. 31, 2026
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Restricted Stock Units, beginning of period 677,980 677,980
Restricted Stock Units, Granted   137,429
Addition of shares due to performance measures   24,996
Restricted Stock Units, Converted   (175,588)
Restricted Stock Units, Forfeited   (2,218)
Restricted Stock Units, end of period   662,599
Weighted-Average Grant Date Fair Value, beginning of period $ 847.43 $ 847.43
Weighted-Average Grant Date Fair Value, Granted   1,170.18
Weighted-Average Grant Date Fair Value, Addition of shares due to performance measures   743.6
Weighted-Average Grant Date Fair Value, Converted   743.6
Weighted-Average Grant Date Fair Value, Forfeited   874.86
Weighted-Average Grant Date Fair Value, end of period   $ 937.88
Performance-Based RSUs [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Restricted Stock Units, beginning of period 478,236 478,236
Restricted Stock Units, Granted   137,429
Addition of shares due to performance measures 24,996 24,996
Restricted Stock Units, Converted   (175,588)
Restricted Stock Units, Forfeited   (2,218)
Restricted Stock Units, end of period   462,855
Weighted-Average Grant Date Fair Value, beginning of period $ 848.08 $ 848.08
Weighted-Average Grant Date Fair Value, Granted   1,170.18
Weighted-Average Grant Date Fair Value, Addition of shares due to performance measures   743.6
Weighted-Average Grant Date Fair Value, Converted   743.6
Weighted-Average Grant Date Fair Value, Forfeited   874.86
Weighted-Average Grant Date Fair Value, end of period   $ 977.58
Performance-Based RSUs [Member] | GIP Transaction [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Restricted Stock Units, beginning of period 199,744 199,744
Restricted Stock Units, Granted   0
Addition of shares due to performance measures   0
Restricted Stock Units, Converted   0
Restricted Stock Units, Forfeited   0
Restricted Stock Units, end of period   199,744
Weighted-Average Grant Date Fair Value, beginning of period $ 845.89 $ 845.89
Weighted-Average Grant Date Fair Value, Granted   0
Weighted-Average Grant Date Fair Value, Addition of shares due to performance measures   0
Weighted-Average Grant Date Fair Value, Converted   0
Weighted-Average Grant Date Fair Value, Forfeited   0
Weighted-Average Grant Date Fair Value, end of period   $ 845.89
Time-based RSUs [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Restricted Stock Units, beginning of period 3,237,707 3,237,707
Restricted Stock Units, Granted   576,248
Restricted Stock Units, Converted   (565,132)
Restricted Stock Units, Forfeited   (25,017)
Restricted Stock Units, end of period   3,223,806
Weighted-Average Grant Date Fair Value, beginning of period $ 896.41 $ 896.41
Weighted-Average Grant Date Fair Value, Granted   1,167.9
Weighted-Average Grant Date Fair Value, Converted   812.02
Weighted-Average Grant Date Fair Value, Forfeited   886.38
Weighted-Average Grant Date Fair Value, end of period   $ 959.81