Light tracks changes to documents through activity timelines and change logs on individual records. This article explains how to view activity history for documents in Light.
Last updated Feb 18, 2026 · 2 min read
When you open a document such as a bill, invoice, or expense, Light displays an activity timeline in the Approval section at the top of the document detail view. This timeline shows key events in the document's lifecycle, such as when it was created, submitted for approval, approved, or posted.
Each event in the timeline includes:
Click See all to expand the full event timeline if there are multiple events.
For a detailed record of every field-level change made to a document, use the Log tab:
The Log tab displays a table with the following columns:
Date - The exact date and time the change was made
Actor - The user who made the change
Action - The type of change (e.g., Updated)
Property - Which field was changed (e.g., Ledger Account Label, Tax Code, Business Partner Name)
Value - The new value or the before/after change (e.g., "Inventory → Accounts Payable")
This provides a complete audit trail of every modification to a document, showing who changed what and when.
To monitor how documents are progressing through approval workflows:
This helps you track bottlenecks and ensure documents are moving through your approval processes.
Between the event timeline, the Log tab, and workflow monitoring, you can investigate common questions:
Who modified this document? - Open the document and check the Log tab to see all changes, who made them, and when.
What changed on this document? - The Log tab shows every field-level change with before and after values.
Where is this document in the approval process? - Check the Approval section on the document to see the event timeline and current approval status.
How are documents flowing through workflows? - Use Settings → Workflows to monitor workflow execution and identify delays.
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