Subsequent Event (Details) - USD ($) $ in Millions	1 Months Ended	12 Months Ended
	Dec. 31, 2015	Oct. 31, 2015	Oct. 31, 2014	Oct. 31, 2013
Subsequent Event
Cash dividends declared and paid to JDFS		$ 485.0	$ 140.0	$ 165.0
Subsequent Event
Subsequent Event
Dividend from JDFS paid to Deere & Co.	$ 200.0
Subsequent Event | John Deere Financial Services, Inc.
Subsequent Event
Cash dividends declared and paid to JDFS	$ 200.0