Financing Activities - Distributions (Details) - $ / shares |
1 Months Ended | 3 Months Ended | 6 Months Ended | ||
---|---|---|---|---|---|
May 31, 2018 |
Jun. 30, 2018 |
Jun. 30, 2017 |
Jun. 30, 2018 |
Jun. 30, 2017 |
|
Distributions (Numeric) [Abstract] | |||||
Dividend payable date of quarterly common stock dividend | Jul. 02, 2018 | ||||
Current quarterly common stock dividend (in dollars per share) | $ 0.410 | $ 0.41 | $ 0.395 | $ 0.82 | $ 0.79 |
Annualized current quarterly common stock dividend (in dollars per share) | $ 1.64 |