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Balance Sheet Details
 12 Months Ended
Dec. 31, 2021
Balance Sheet Related Disclosures [Abstract]  
Balance Sheet Details Balance Sheet Details
Land, property and equipment, net consisted of the following, in thousands:
December 31,
20212020
Land$4,950 $4,950 
Building and capital improvements45,211 45,246 
Leasehold improvements20,116 19,464 
Machinery and equipment70 158 
Computers and software2,979 2,943 
Furniture and office equipment2,026 1,992 
75,352 74,753 
Less accumulated depreciation and amortization(56,227)(52,663)
Land, property and equipment, net$19,125 $22,090 
As of December 31, 2021, the majority of the Company’s long-lived assets were located in the United States.
Accounts payable and other accrued liabilities consisted of the following, in thousands:
December 31,
20212020
Accounts payable$13,304 $12,004 
Accrued compensation8,162 18,846 
Other accrued liabilities10,669 4,501 
Total accounts payable and other accrued liabilities$32,135 $35,351