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Cash, cash equivalents and restricted cash (Tables)
12 Months Ended
Dec. 31, 2021
Cash and Cash Equivalents [Abstract]  
Schedule of cash and cash equivalents
The following is a summary of our cash, cash equivalents and restricted cash as of December 31, 2021 and 2020:
As of December 31,
20212020
Cash and cash equivalents$1,728,794 $1,248,772 
Restricted cash185,959 246,518 
Total cash, cash equivalents and restricted cash$1,914,753 $1,495,290 
Schedule of restricted cash and cash equivalents
The following is a summary of our cash, cash equivalents and restricted cash as of December 31, 2021 and 2020:
As of December 31,
20212020
Cash and cash equivalents$1,728,794 $1,248,772 
Restricted cash185,959 246,518 
Total cash, cash equivalents and restricted cash$1,914,753 $1,495,290