XML 90 R72.htm IDEA: XBRL DOCUMENT v3.21.1
Commitments and Contingencies - Additional Information (Details) - Damage from Fire [Member]
1 Months Ended
Aug. 31, 2019
USD ($)
Sep. 02, 2020
a
Building
Boyds Fire [Member] | Maximum [Member]    
Loss Contingencies [Line Items]    
Loss contingency, damages sought, value | $ $ 4,400,000  
Labor Day Windstorm [Member]    
Loss Contingencies [Line Items]    
Wildfire covered area | a   22,000
Number of residential, commercial and other structures impacted | Building   230