| Line | Roll Up Total Concept | Roll Up Items Concept | Count |
|---|---|---|---|
| 1 | cea:PRCAccountingStandardsReportableSegmentRevenue | cea:PRCAccountingStandardsIntersegmentSales | 1 |
| 2 | cea:PRCAccountingStandardsReportableSegmentRevenue | cea:PRCAccountingStandardsReportableSegmentRevenueFromExternalCustomers | 1 |
(Note that this is a work in progress!)