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Railway Operating Revenues (Tables) | 3 Months Ended
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Mar. 31, 2021
Revenue from Contract with Customer [Abstract] |
Disaggregation of Revenue | The following table disaggregates our revenues by major commodity group:
|  | First Quarter |  |
|  | 2021 |  | 2020 |  |  |  |
|  | ($ in millions)
Merchandise: |  |
Agriculture, forest and consumer products |  | $ | 539 |  |  | $ | 551 |  |  |  |  |
Chemicals |  | 459 |  |  | 520 |  |  |  |  |
Metals and construction |  | 370 |  |  | 367 |  |  |  |  |
Automotive |  | 240 |  |  | 234 |  |  |  |  |
Merchandise |  | 1,608 |  |  | 1,672 |  |  |  |  |
Intermodal |  | 719 |  |  | 655 |  |  |  |  |
Coal |  | 312 |  |  | 298 |  |  |  |  |
Total |  | $ | 2,639 |  |  | $ | 2,625 |  |  |  |  |
Schedule of Accounts Receivable | “Accounts receivable – net” on the Consolidated Balance Sheets includes both customer and non-customer receivables as follows:
|  | March 31, 2021 |  | December 31, 2020
|  | ($ in millions)
Customer |  | $ | 722 |  |  | $ | 629 |
Non-customer |  | 222 |  |  | 219 |
Accounts receivable – net |  | $ | 944 |  |  | $ | 848 |

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- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + 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 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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