XML 69 R58.htm IDEA: XBRL DOCUMENT v3.21.2
Lease Arrangements - Lessee Operating Leases Weighted Average Remaining Lease Term and Weighted Average Interest Rate (Details)
Sep. 30, 2021
Dec. 31, 2020
Lease Cost [Abstract]    
Weighted-average remaining lease term (years) 7 years 7 years 7 months 6 days
Weighted-average discount rate 5.96% 5.91%