Quarterly report pursuant to Section 13 or 15(d)

Subsequent Event (Details)

v3.20.1
Subsequent Event (Details) - 10-year unsecured notes 4.95% - USD ($)
1 Months Ended 3 Months Ended
Apr. 27, 2020
Nov. 30, 2019
Mar. 31, 2020
Subsequent Event [Line Items]      
Debt instrument face amount   $ 250,000,000.0 $ 250,000,000.0
Stated interest rate (percent)   4.95% 4.95%
Debt instrument term (in years)   10 years 10 years
Subsequent Event      
Subsequent Event [Line Items]      
Repayments of unsecured notes $ 250,000,000.0