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v3.19.3

Subsequent Events - Additional Information (Detail) - $ / shares |  |  |  | 3 Months Ended
--- | --- | --- | --- | ---
Oct. 28, 2019 | Oct. 15, 2019 | Oct. 11, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Dividend distributed |  |  |  | $ 0.13 | $ 0.13 | $ 0.125 | $ 0.125 | $ 0.12 | $ 0.115
Subsequent Event [Member] |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Dividend paid |  |  | $ 0.13 |  |  |  |  |  |
Dividend record date | Dec. 13, 2019 |  | Sep. 13, 2019 |  |  |  |  |  |
Dividend distributed | $ 0.13 |  |  |  |  |  |  |  |
Dividend payment date | Jan. 10, 2020 |  |  |  |  |  |  |  |
Subsequent Event [Member] | 7.875% Series C Cumulative Redeemable Perpetual Preferred Stock [Member] |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Dividend record date | Dec. 31, 2019 | Oct. 01, 2019 |  |  |  |  |  |  |
Dividend paid |  | $ 0.4921875 |  |  |  |  |  |  |
Dividend payment date | Jan. 15, 2020 |  |  |  |  |  |  |  |
Preferred stock dividends declared | $ 0.4921875 |  |  |  |  |  |  |  |
Subsequent Event [Member] | 8.25% Series D Cumulative Redeemable Perpetual Preferred Stock [Member] |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Dividend record date | Dec. 31, 2019 | Oct. 01, 2019 |  |  |  |  |  |  |
Dividend paid |  | $ 0.515625 |  |  |  |  |  |  |
Dividend payment date | Jan. 15, 2020 |  |  |  |  |  |  |  |
Preferred stock dividends declared | $ 0.515625 |  |  |  |  |  |  |  |
Subsequent Event [Member] | 8% Series B Cumulative Redeemable Perpetual Preferred Stock [Member] |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Dividend record date | Dec. 31, 2019 | Oct. 01, 2019 |  |  |  |  |  |  |
Dividend paid |  | $ 0.50 |  |  |  |  |  |  |
Dividend payment date | Jan. 15, 2020 |  |  |  |  |  |  |  |
Preferred stock dividends declared | $ 0.50 |  |  |  |  |  |  |  |

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- Definition Aggregate dividends paid during the period for each share of common stock outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
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- Definition Aggregate dividends declared during the period for each share of common stock outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
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- Definition Date the declared dividend will be paid, in CCYY-MM-DD format. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586 + Details
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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. + References No definition available. + Details
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