Quarterly report pursuant to Section 13 or 15(d)

Accrued Expenses and Other Current Liabilities

v3.22.1
Accrued Expenses and Other Current Liabilities
 3 Months Ended
Mar. 31, 2022
Accrued Liabilities, Current [Abstract]  
Accrued Expenses and Other Current Liabilities Accrued Expenses and Other Current Liabilities
Accrued expenses consisted of the following (in thousands):
March 31,
2022		 December 31,
2021
Accrued property and equipment purchases $ 9,859  $ 34,375 
Accrued research and development costs 18,716  23,994 
Accrued professional fees 13,747  9,239 
Accrued battery supplier costs —  10,000 
Other accrued expenses 9,650  6,317 
Total accrued expenses $ 51,972  $ 83,925