v3.25.1
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Cash flows from operating activities:    
Net income $ 75,462 $ (7,117)
Adjustments to reconcile net income to net cash provided by operating activities:    
Acquired in-process research and development   12,613
Depreciation and amortization 66,074 55,261
Amortization of premiums on marketable securities (421) 24
Provision for excess and obsolete inventory 5,960 3,914
Amortization of inventory fair value step-up 49 53,670
Amortization of 2025 Notes fair value step-up 6,658 6,658
Stock-based compensation expense 13,206 17,260
Allowance for expected credit losses 3,206 2,968
Change in fair value of business acquisition liabilities 167 (165)
Change in deferred income taxes 509 (45,091)
(Gain)/loss on disposal of assets, net 2,613 34
Payment of business acquisition-related liabilities (2,012) (16,115)
Net (gain)/loss from foreign currency adjustment (3,772) 11,191
(Increase) decrease in:    
Accounts receivable 22,603 (36,393)
Inventories (7,587) (8,986)
Prepaid expenses and other assets 4,534 1,778
Increase (decrease) in:    
Accounts payable (899) (5,753)
Accrued expenses and other liabilities (28,658) (33,881)
Income taxes payable/receivable 19,608 40,517
Net cash provided by/(used in) operating activities 177,300 52,387
Cash flows from investing activities:    
Purchases of marketable securities (1,750) (8,017)
Maturities of marketable securities 58,630 85
Sales of marketable securities 115,608 2,565
Purchases of property and equipment (36,103) (28,568)
Acquisition of businesses, net of cash acquired and purchases of intangible and other assets   (12,649)
Acquisition of intangible assets (5,000)  
Net cash provided by/(used in) investing activities 131,385 (46,584)
Cash flows from financing activities:    
Payment of business acquisition-related liabilities (3,890) (30,475)
Net proceeds from exercise of stock options 11,223 3,413
Payments related to tax withholdings for share-based compensation (2,293) (5,343)
Repurchase of common stock (190,451) (83,316)
Repayment of senior convertible notes (449,985)  
Net cash provided by/(used in) financing activities (635,396) (115,721)
Effect of foreign exchange rates on cash 3,539 (3,312)
Net increase/(decrease) in cash and cash equivalents (323,172) (113,230)
Cash and cash equivalents at beginning of period 784,438 467,292
Cash and cash equivalents at end of period 461,266 354,062
Supplemental disclosures of cash flow information:    
Income taxes paid, net 7,199 1,967
Non-cash investing and financing activities:    
Accrued purchases of property and equipment $ 10,014 $ 5,426