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Earnings Per OP Unit of MAALP Earnings Per OP Unit of MAALP (Details) - Limited Partner [Member] - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Earnings Per Share Disclosure [Line Items] |  |  |  |
Weighted average common units - basic | 117,796 | 117,643 | 117,768 | 117,607
Effect of dilutive securities | 239 | 219 | 201 | 270
Weighted average common shares - diluted | 118,035 | 117,862 | 117,969 | 117,877
Dividends, Preferred Stock, Cash |  |  | $ 2,766 | $ 2,766
Earnings per unit - basic | $ 0.46 | $ 1.00 | $ 1.40 | $ 1.78
Earnings per unit - diluted | $ 0.46 | $ 1.00 | $ 1.40 | $ 1.78
Calculation of Basic Earnings Per Unit [Member] |  |  |  |
Earnings Per Share Disclosure [Line Items] |  |  |  |
Income from continuing operations | $ 54,704 | $ 118,958 | $ 167,505 | $ 212,529
Income from continuing operations allocated to unvested restricted shares | (69) | (181) | (211) | (337)
Dividends, Preferred Stock, Cash | (922) | (922) | (2,766) | (2,766)
Income from continuing operations available for common unitholders, adjusted | $ 53,713 | $ 117,855 | $ 164,528 | $ 209,426
Earnings per unit - basic | $ 0.46 | $ 1.00 | $ 1.40 | $ 1.78
Calculation of Diluted Earnings Per Unit [Member] |  |  |  |
Earnings Per Share Disclosure [Line Items] |  |  |  |
Income from continuing operations | $ 54,704 | $ 118,958 | $ 167,505 | $ 212,529
Dividends, Preferred Stock, Cash | (922) | (922) | (2,766) | (2,766)
Income from continuing operations available for common unitholders, adjusted | $ 53,782 | $ 118,036 | $ 164,739 | $ 209,763
Earnings per unit - diluted | $ 0.46 | $ 1.00 | $ 1.40 | $ 1.78

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- Definition Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 405 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6957935&loc=d3e64057-112817 Reference 2: 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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