XML 36 R27.htm IDEA: XBRL DOCUMENT
v3.22.2

Note 3 - Operations and Segmentation (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2022
Notes Tables |
Disaggregation of Revenue [Table Text Block] |
|  | Three Months Ended |  |  | Six Months Ended |
|  | June 30, |  |  | June 30, |
Millions |  | 2022 |  |  | 2021 |  |  | 2022 |  |  | 2021 |
Bulk |  | $ | 1,813 |  |  | $ | 1,648 |  |  | $ | 3,645 |  |  | $ | 3,160 |
Industrial |  |  | 2,091 |  |  |  | 1,859 |  |  |  | 4,012 |  |  |  | 3,515 |
Premium |  |  | 1,938 |  |  |  | 1,625 |  |  |  | 3,625 |  |  |  | 3,106 |
Total freight revenues |  | $ | 5,842 |  |  | $ | 5,132 |  |  | $ | 11,282 |  |  | $ | 9,781 |
Other subsidiary revenues |  |  | 233 |  |  |  | 180 |  |  |  | 438 |  |  |  | 357 |
Accessorial revenues |  |  | 183 |  |  |  | 176 |  |  |  | 384 |  |  |  | 337 |
Other |  |  | 11 |  |  |  | 16 |  |  |  | 25 |  |  |  | 30 |
Total operating revenues |  | $ | 6,269 |  |  | $ | 5,504 |  |  | $ | 12,129 |  |  | $ | 10,505 |

X
- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130545-203045 + Details
Name: | us-gaap_DisaggregationOfRevenueTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration