Changes in Capital Structure - Dividends (Details) - $ / shares |
3 Months Ended | 6 Months Ended | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Sep. 15, 2020 |
Sep. 01, 2020 |
Aug. 03, 2020 |
Jul. 30, 2020 |
Jun. 30, 2020 |
Mar. 31, 2020 |
Jun. 30, 2019 |
Jun. 30, 2020 |
Jun. 30, 2019 |
Dec. 31, 2019 |
|
Class of Stock [Line Items] | ||||||||||
Preferred stock, authorized (in shares) | 10,000,000 | 10,000,000 | 10,000,000 | |||||||
Par value - preferred stock (in usd per share) | $ 0.01 | $ 0.01 | $ 0.01 | |||||||
Subsequent Event | ||||||||||
Class of Stock [Line Items] | ||||||||||
Dividends payable, date declared | Jul. 30, 2020 | |||||||||
Common stock, dividends, per share, declared (in dollars per share) | $ 0.3125 | $ 0.3125 | ||||||||
Dividends payable, date to be paid | Sep. 15, 2020 | |||||||||
Dividends payable, date of record | Sep. 01, 2020 | |||||||||
Common Class A | ||||||||||
Class of Stock [Line Items] | ||||||||||
Common stock, dividends, per share, cash paid (in dollars per share) | 0.21 | $ 0.21 | $ 0.20 | 0.42 | $ 0.40 | |||||
Common Class C | ||||||||||
Class of Stock [Line Items] | ||||||||||
Common stock, dividends, per share, cash paid (in dollars per share) | $ 0.21 | $ 0.21 | $ 0.20 | $ 0.42 | $ 0.40 |