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Income Taxes (Deferred Taxes) (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Deferred tax assets |  |
Reserves and accruals | $ 3,978 | $ 14,917
Operating lease liabilities | 11,176 | 3,097
Inventory | 14,692 | 37,784
Stock awards | 2,340 | 2,180
Net operating loss and other tax carryforwards | 109,402 | 53,781
Goodwill and intangible assets | 32,513 | 39,381
Fair value discount on 2025 Notes | 22,250 | 30,564
Property and equipment | 6,424 | 0
Other | 1,912 | 931
Gross deferred tax assets | 204,687 | 182,635
Valuation allowance | (198,366) | (167,287)
Total deferred tax assets | 6,321 | 15,348
Deferred tax liabilities |  |
Property and equipment | 0 | (6,861)
Operating lease assets | (6,490) | (6,818)
Prepaid expenses and other | (462) | (3,519)
Total deferred tax liabilities | (6,952) | (17,198)
Net deferred tax liabilities | $ (631) | $ (1,850)

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