v3.26.1
Condensed Consolidated Statements Of Cash Flows - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Cash flows from operating activities:    
Net income $ 431.0 $ 406.7
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation of property and equipment 13.0 17.2
Stock-based compensation 38.5 33.4
Other Noncash Income (Expense) 1.7 3.4
Changes in operating assets and liabilities    
Other assets (19.7) (19.9)
Other Liabilities (31.8) (24.8)
Deferred revenues 64.5 75.5
Deferred Income Taxes 10.2 9.1
Net cash provided by operating activities 504.0 493.8
Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract]    
Proceeds from maturities and sales of marketable securities 274.2 396.8
Purchases of marketable securities (192.2) (278.6)
Purchases of property and equipment (26.0) (13.6)
Net cash used in investing activities 56.0 104.6
Cash flows from financing activities:    
Proceeds from Debt, Net of Issuance Costs 546.4 493.3
Payments for Repurchase of Common Stock 426.8 408.5
Payments of Dividends (147.8) (72.1)
Proceeds from employee stock purchase plans (8.5) (7.9)
Share Repurchase Program, Excise Tax, Payable (7.9) (11.6)
Repayments of Debt, Maturing in More than Three Months 0.0 (500.0)
Net cash used in financing activities (27.6) (491.0)
Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents 0.6 0.1
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect 533.0 107.5
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, beginning of period 309.5 212.1
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, end of period 842.5 319.6
Supplemental cash flow disclosures:    
Cash paid for interest 36.4 42.3
Cash paid for income taxes, net of refunds received $ 125.5 $ 149.4