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Analysis of Property, Plant and Equipment
Property, Plant and Equipment Disclosure
Norfolk Southern Corp., balance sheet: property, plant and equipment
US$ in millions
Based on: 10-K (filing date: 2021-02-04), 10-K (filing date: 2020-02-06), 10-K (filing date: 2019-02-08), 10-K (filing date: 2018-02-05), 10-K (filing date: 2017-02-06).
| Item | Description | The company |
|---|---|---|
| Properties, cost | Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. | Norfolk Southern Corp.’s properties, cost increased from 2018 to 2019 but then decreased significantly from 2019 to 2020. |
| Properties, net book value | Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. | Norfolk Southern Corp.’s properties, net book value increased from 2018 to 2019 but then slightly decreased from 2019 to 2020 not reaching 2018 level. |
Asset Age Ratios (Summary)
Norfolk Southern Corp., asset age ratios
Based on: 10-K (filing date: 2021-02-04), 10-K (filing date: 2020-02-06), 10-K (filing date: 2019-02-08), 10-K (filing date: 2018-02-05), 10-K (filing date: 2017-02-06).
| Asset age ratio | Description | The company |
|---|---|---|
| Average age ratio | As long as straight-line depreciation is used, this is an accurate estimate of asset age as a percentage of depreciable life. The relative age is a useful measure of whether the company’s fixed asset base is old or new. Newer assets are likely to be more efficient. | Norfolk Southern Corp.’s average age ratio of depreciable property, plant and equipment improved from 2018 to 2019 but then slightly deteriorated from 2019 to 2020. |
| Estimated total useful life | Over longer time periods, this ratio is a useful measure of company’s depreciation policy and can be used for comparisons with competitors. | Norfolk Southern Corp.’s estimated total useful life of depreciable property, plant and equipment decreased from 2018 to 2019 and from 2019 to 2020. |
| Estimated time elapsed since purchase | The approximate age in years of a company’s fixed assets. Useful for comparison purposes. | Norfolk Southern Corp.’s estimated time elapsed since purchase of depreciable property, plant and equipment improved from 2018 to 2019 and from 2019 to 2020. |
| Estimated remaining life | Norfolk Southern Corp.’s estimated remaining life of depreciable property, plant and equipment decreased from 2018 to 2019 and from 2019 to 2020. |
Average Age
| Dec 31, 2020 | Dec 31, 2019 | Dec 31, 2018 | Dec 31, 2017 | Dec 31, 2016 | ||
|---|---|---|---|---|---|---|
| Selected Financial Data (US$ in millions) | ||||||
| Accumulated depreciation | ||||||
| Properties, cost | ||||||
| Land | ||||||
| Asset Age Ratio | ||||||
| Average age1 | ||||||
Based on: 10-K (filing date: 2021-02-04), 10-K (filing date: 2020-02-06), 10-K (filing date: 2019-02-08), 10-K (filing date: 2018-02-05), 10-K (filing date: 2017-02-06).
2020 Calculations
1 Average age = 100 × Accumulated depreciation ÷ (Properties, cost – Land)
= 100 × ÷ ( – ) =
| Asset age ratio | Description | The company |
|---|---|---|
| Average age | As long as straight-line depreciation is used, this is an accurate estimate of asset age as a percentage of depreciable life. The relative age is a useful measure of whether the company’s fixed asset base is old or new. Newer assets are likely to be more efficient. | Norfolk Southern Corp.’s average age ratio of depreciable property, plant and equipment improved from 2018 to 2019 but then slightly deteriorated from 2019 to 2020. |
Estimated Total Useful Life
| Dec 31, 2020 | Dec 31, 2019 | Dec 31, 2018 | Dec 31, 2017 | Dec 31, 2016 | ||
|---|---|---|---|---|---|---|
| Selected Financial Data (US$ in millions) | ||||||
| Properties, cost | ||||||
| Land | ||||||
| Depreciation | ||||||
| Asset Age Ratio (Years) | ||||||
| Estimated total useful life1 | ||||||
Based on: 10-K (filing date: 2021-02-04), 10-K (filing date: 2020-02-06), 10-K (filing date: 2019-02-08), 10-K (filing date: 2018-02-05), 10-K (filing date: 2017-02-06).
2020 Calculations
1 Estimated total useful life = (Properties, cost – Land) ÷ Depreciation
= ( – ) ÷ =
| Asset age ratio | Description | The company |
|---|---|---|
| Estimated total useful life | Over longer time periods, this ratio is a useful measure of company’s depreciation policy and can be used for comparisons with competitors. | Norfolk Southern Corp.’s estimated total useful life of depreciable property, plant and equipment decreased from 2018 to 2019 and from 2019 to 2020. |
Estimated Age, Time Elapsed since Purchase
| Dec 31, 2020 | Dec 31, 2019 | Dec 31, 2018 | Dec 31, 2017 | Dec 31, 2016 | ||
|---|---|---|---|---|---|---|
| Selected Financial Data (US$ in millions) | ||||||
| Accumulated depreciation | ||||||
| Depreciation | ||||||
| Asset Age Ratio (Years) | ||||||
| Time elapsed since purchase1 | ||||||
Based on: 10-K (filing date: 2021-02-04), 10-K (filing date: 2020-02-06), 10-K (filing date: 2019-02-08), 10-K (filing date: 2018-02-05), 10-K (filing date: 2017-02-06).
2020 Calculations
1 Time elapsed since purchase = Accumulated depreciation ÷ Depreciation
= ÷ =
| Asset age ratio | Description | The company |
|---|---|---|
| Estimated time elapsed since purchase | The approximate age in years of a company’s fixed assets. Useful for comparison purposes. | Norfolk Southern Corp.’s estimated time elapsed since purchase of depreciable property, plant and equipment improved from 2018 to 2019 and from 2019 to 2020. |
Estimated Remaining Life
Based on: 10-K (filing date: 2021-02-04), 10-K (filing date: 2020-02-06), 10-K (filing date: 2019-02-08), 10-K (filing date: 2018-02-05), 10-K (filing date: 2017-02-06).
2020 Calculations
1 Estimated remaining life = (Properties, net book value – Land) ÷ Depreciation
= ( – ) ÷ =
| Asset age ratio | Description | The company |
|---|---|---|
| Estimated remaining life | Norfolk Southern Corp.’s estimated remaining life of depreciable property, plant and equipment decreased from 2018 to 2019 and from 2019 to 2020. |