| Line | Roll Up Total Concept | Roll Up Items Concept | Count |
|---|---|---|---|
| 1 | ck0000932782:NonCurrentPromissoryNotesReceivables | ck0000932782:CurrentPromissoryNotesReceivables | 1 |
| 2 | ck0000932782:NonCurrentPromissoryNotesReceivables | ck0000932782:PromissoryNotesReceivables | 1 |
(Note that this is a work in progress!)