Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2021
Accounting Policies [Abstract]  
Cash, Cash Equivalents, and Restricted Cash

The following table provides a reconciliation of cash, cash equivalents and short term and long term restricted cash reported within the consolidated balance sheets that sum to the total of the same amounts shown in the consolidated statements of cash flows (in thousands):

 

 

 

December 31,

 

 

 

2021

 

 

2020

 

Cash and cash equivalents

 

$

93,287

 

 

$

170,056

 

Restricted cash

 

 

11,285

 

 

 

—

 

Long-term restricted cash

 

 

6,005

 

 

 

992

 

Total cash, cash equivalents and restricted cash

 

$

110,577

 

 

$

171,048

 
Estimated Useful Lives of Assets

Depreciation is calculated using the straight-line method over the estimated useful lives of the respective assets, which are as follows:

 

Asset

 

Estimated Useful Life

Computer equipment and software

 

3 to 5 years

Furniture and fixtures

 

5 years

Laboratory equipment

 

5 to 7 years

Leasehold improvements

 

Shorter of useful life or lease term