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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net income (loss) $ 28,803 $ (48,904)
Adjustments to reconcile net income (loss) to net cash flows provided by operating activities:    
Provision for loss on accounts receivable 15 9
Loss on disposal of property, plant and equipment 1,054 688
Share-based compensation 37,862 24,952
Inventory obsolescence 732 0
Depreciation and amortization 52,249 45,436
Write-off and amortization of deferred financing costs and loan discount 1,559 3,548
Change in operating lease right of use asset 1,045 1,175
Loss on equity method investment 0 1,890
Gain on equity investment (9,918) 0
Changes in operating assets and liabilities:    
Accounts receivable (8,294) 3,148
Inventories (8,852) (773)
Prepaid expenses and other current assets (803) (696)
Other assets (1,540) (3,495)
Accounts payable 8,839 2,300
Accrued expenses 2,355 11,109
Operating lease liability (1,187) (1,419)
Net cash flows provided by operating activities 103,919 38,968
CASH FLOWS FROM INVESTING ACTIVITIES:    
Purchase of short-term investments 0 (113,441)
Proceeds from maturities of short-term investments 0 113,441
Acquisitions of property, plant and equipment, software and deposits on equipment (128,828) (161,642)
Net cash flows used in investing activities (128,828) (161,642)
CASH FLOWS FROM FINANCING ACTIVITIES:    
Proceeds from exercise of options to purchase common stock 5,516 4,172
Tax withholdings related to net shares settlements of restricted stock units (1,440) (859)
Purchase of capped call options 0 (66,211)
Proceeds from issuance of convertible senior notes 0 393,518
Debt issuance costs 0 (2,026)
Principal payments under finance lease obligations (1,444) (548)
Net cash flows provided by financing activities 2,632 328,046
NET CHANGE IN CASH AND CASH EQUIVALENTS (22,277) 205,372
CASH AND CASH EQUIVALENTS, BEGINNING OF YEAR 296,871 132,735
CASH AND CASH EQUIVALENTS, END OF PERIOD 274,594 338,107
SUPPLEMENTAL CASH FLOW INFORMATION:    
Interest paid 13,766 8,691
Operating right-of-use assets obtained in exchange for lease obligations 1,785 0
NON-CASH FINANCING AND INVESTING ACTIVITIES:    
Property, plant and equipment purchases in accounts payable and accrued expenses 7,338 23,030
Non-cash addition of finance lease to property, plant and equipment 0 29,187
Tax withholdings related to net shares settlements of restricted stock units in accrued expenses $ 803 $ 0