If a documents has been created/saved in InDesign cs4, can it be opened/modified in cs5 without losing data or formatting?

[#1]

If a document has been created/saved in InDesign cs4, can it be opened/modified in cs5 without losing data or formatting?

[#2 · Accepted solution]

This question can be answered by our friends over on the InDesign community - https://community.adobe.com/t5/indesign/bd-p/indesign?page=1&sort=latest_replies&filter=all