Financing Activities - Distributions (Details) - $ / shares |
1 Months Ended | 3 Months Ended | |
---|---|---|---|
Feb. 28, 2018 |
Mar. 31, 2018 |
Mar. 31, 2017 |
|
Distributions (Numeric) [Abstract] | |||
Dividend payable date of quarterly common stock dividend | Apr. 02, 2018 | ||
Current quarterly common stock dividend (in dollars per share) | $ 0.410 | $ 0.41 | $ 0.395 |
Annualized current quarterly common stock dividend (in dollars per share) | $ 1.64 |