Quarterly report pursuant to Section 13 or 15(d)

Commitment and Contingencies (Details)

v3.20.2
Commitment and Contingencies (Details)
9 Months Ended
Sep. 30, 2020
lawsuit
leaseTerminationAgreement
Commitments and Contingencies Disclosure [Abstract]  
Number of shareholder derivative suits | lawsuit 4
Number of shareholder derivative suits stayed | leaseTerminationAgreement 4