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Real Estate Property, Net and Other Property, Net (Tables) | 12 Months Ended
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Dec. 31, 2020
Property, Plant and Equipment [Abstract] |
Schedule of Real Estate Property, Net | Estimated useful lives of property are as follows:
Classification | Range of Life (in years)
Building and improvements | 10 to 40
Leasehold improvements | 5 to 10 (lesser of useful life or lease term)
Water, power and sewer systems | 5 to 50
Asphalt plants, machinery and equipment | 2 to 35
Other property improvements | 3 to 35
Real estate property, net as of December 31, 2020 and 2019 includes the following (in millions):
|  | 2020 |  | 2019
Land |  | $ | 769.6 |  |  | $ | 768.8 |
Buildings |  | 696.0 |  |  | 692.4 |
Other property improvements |  | 84.1 |  |  | 79.0 |
Subtotal |  | 1,549.7 |  |  | 1,540.2 |
Accumulated depreciation |  | (154.4) |  |  | (127.5) |
Real estate property, net |  | $ | 1,395.3 |  |  | $ | 1,412.7 |
Other property, net, as of December 31, 2020 and 2019 was as follows (in millions):
|  | 2020 |  | 2019
Land |  | $ | 39.3 |  |  | $ | 38.4 |
Buildings |  | 18.5 |  |  | 19.7 |
Asphalt plants, machinery and equipment |  | 104.4 |  |  | 105.5 |
Water, power and sewer systems |  | 19.7 |  |  | 30.6 |
Other property improvements |  | 6.4 |  |  | 6.8 |
Subtotal |  | 188.3 |  |  | 201.0 |
Accumulated depreciation |  | (77.5) |  |  | (76.6) |
Other property, net |  | $ | 110.8 |  |  | $ | 124.4 |

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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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