v3.26.1
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Cash flows provided by operating activities:      
Net income $ 104,751 $ 160,812  
Adjustments to reconcile net income to net cash provided by operating activities:      
Depreciation and amortization expense 90,331 95,958  
Reduction in carrying value of operating right-of-use assets 8,980 9,384  
Amortization of financing costs and debt discount 1,519 1,480  
Stock compensation expense 27,574 12,359  
Deferred tax benefit (22,861) (25,014)  
Unrealized foreign exchange movements (13,076) 18,081  
Other non-cash items 224 8,240  
Changes in operating assets and liabilities:      
Accounts receivable (3,188) 481  
Unbilled revenue 6,766 (66,376)  
Unearned revenue (1,967) 23,463  
Other net assets (32,047) 29,372  
Net cash provided by operating activities 167,006 268,240  
Cash flows used in investing activities:      
Purchase of property, plant and equipment (30,771) (28,907)  
Purchase of subsidiary undertakings (net of cash acquired) 0 (2,537)  
Proceeds from investments in equity 263 103  
Purchase of investments in equity (8,930) (5,941)  
Net cash used in investing activities (39,438) (37,282)  
Cash flows used in financing activities:      
Drawdown of credit lines and loan facilities 0 50,000  
Repayment of credit lines and loan facilities (7,440) (57,440)  
Proceeds from exercise of equity compensation 1,087 4,763  
Share issue costs (5) (5)  
Repurchase of ordinary shares 0 (250,000)  
Share repurchase costs 0 (150)  
Net cash used in financing activities (6,358) (252,832)  
Effect of exchange rate movements on cash (3,341) 9,787  
Net increase / (decrease) in cash and cash equivalents 117,869 (12,087)  
Cash and cash equivalents at beginning of period 647,295 538,785 $ 538,785
Cash and cash equivalents at end of period $ 765,164 $ 526,698 $ 647,295