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Income Taxes - Significant Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Deferred tax assets: |  |
Allowance for doubtful accounts | $ 80 | $ 173
Accrued liabilities | 3,459 | 4,370
Operating lease liabilities | 57,152 | 3,456
Deferred revenue | 1,915 | 1,949
Stock-based compensation | 3,363 | 3,216
Capitalized research and development expenses | 40,306 | 20,997
Accrued lease incentive | 0 | 2,645
Tax credits | 12,994 | 10,948
Net operating losses | 17,421 | 25,691
Other deferred tax assets | 3,238 | 4,592
Gross deferred tax assets | 139,928 | 78,037
Less: valuation allowance | (67,950) | (65,678)
Total deferred tax assets | 71,978 | 12,359
Deferred tax liabilities: |  |
Property, plant and equipment | 24,469 | 4,890
Goodwill | 1,416 | 1,272
Intangibles | 39,334 | 41,591
Operating lease assets | 39,780 | 3,072
Total deferred tax liabilities | 104,999 | 50,825
Net deferred tax liability | $ (33,021) | $ (38,466)

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