Select the documents in the documents table you want to export this information for and go to File→Export→Selected Documents. In the dialog that appears, select "Comma-separated table values (csv)" or "Tab-separated table values (tsv) as the file format and click OK. In the next dialog window, select the location to save the file and click ok. In the next dialog window, select the columns from the documents table you want to export and click ok.
The resulting .csv or .tsv file is a text based file and can be opened in a variety of programs including Excel.