XML 51 R37.htm IDEA: XBRL DOCUMENT v3.20.4
Leases Supplemental Information (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Lessee, Operating Lease, Liability, Payment, Due [Abstract]    
Operating Lease, Weighted Average Remaining Lease Term 3 years 8 months 12 days 4 years 2 months 12 days
Operating Lease, Weighted Average Discount Rate, Percent 3.91% 4.26%
Operating lease liabilities $ 34.0 $ 32.1