Annual report pursuant to Section 13 and 15(d)

Supplemental Cash Flow Information

v3.22.0.1
Supplemental Cash Flow Information
12 Months Ended
Dec. 31, 2021
Supplemental Cash Flow Elements [Abstract]  
Supplemental Cash Flow Information Supplemental Cash Flow Information
Cash paid for income taxes was $2 and $7 in 2021 and 2020, respectively. Cash paid for interest and noncash investing and financing activities were as follows:
2021 2020
Noncash investing and financing activities:
Property and equipment included in accounts payable
$ 4,532  $ 1,454 
Vesting of early exercised stock options
182  388 
Non-cash acquisition
1,939,813  — 
Cash, cash equivalents, and restricted cash at end of year:
Cash and cash equivalents
$ 1,610,135  $ 387,346 
Restricted cash
16,112  12,482 
Total cash, cash equivalents, and restricted cash
$ 1,626,247  $ 399,828