Subsequent Events (Details) - $ / shares |
12 Months Ended | ||||
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Jan. 24, 2018 |
Jan. 27, 2015 |
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
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Subsequent Event [Line Items] | |||||
Dividends declared per share (in dollars per share) | $ 3.000 | $ 3.000 | $ 2.750 | ||
Common Stock [Member] | Subsequent Event [Member] | |||||
Subsequent Event [Line Items] | |||||
Dividends declared per share (in dollars per share) | $ 0.750 | ||||
Series A Cumulative Redeemable Preferred Stock [Member] | |||||
Subsequent Event [Line Items] | |||||
Coupon rate percentage | 7.375% | ||||
Series A Cumulative Redeemable Preferred Stock [Member] | Depositary Shares [Member] | Subsequent Event [Member] | |||||
Subsequent Event [Line Items] | |||||
Depositary stock, dividends declared per share (in dollars per share) | $ 0.4609375 | ||||
Series A Cumulative Redeemable Preferred Stock [Member] | Preferred Stock [Member] | |||||
Subsequent Event [Line Items] | |||||
Coupon rate percentage | 7.375% | 7.375% |
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- Definition Aggregate dividends declared during the period for each share of common stock outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The percentage rate used to calculate dividend payments on preferred stock. No definition available.
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- Definition Aggregate dividends declared during the period for each share of preferred stock outstanding. No definition available.
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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. No definition available.
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