XML 66 R35.htm IDEA: XBRL DOCUMENT v3.22.1
Short-Term Investment - Additional Information (Details)
3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Maximum [Member] | Government Securities [Member]    
Short Term Debt [Line Items]    
Investment maturity period 1 year 1 year