Discontinued Operations and Restructuring - Restructuring Reserve (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2016	Mar. 31, 2015
Restructuring Reserve [Roll Forward]
Charged to expense	$ 218	$ 704	$ 1,910	$ 726
Cash payments			(6,701)	(2,962)
U.S. Financial Services
Restructuring Reserve [Roll Forward]
Beginning balance	9,000	7,800	16,900	8,900
Charged to expense	1,200	4,000	2,700	4,000
Cash payments	(2,000)	(700)	(11,500)	(1,400)
Other	(100)	(900)	0	(1,300)
Ending Balance	8,100	10,200	8,100	10,200
Fiscal 2014 Restructuring
Restructuring Reserve [Roll Forward]
Beginning balance	0	3,858	2,901	6,121
Charged to expense	0	726	0	726
Cash payments	0	(699)	(2,901)	(2,962)
Ending Balance	0	$ 3,885	0	$ 3,885
Fiscal 2015 Restructuring
Restructuring Reserve [Roll Forward]
Beginning balance	6,718		8,076
Charged to expense	218		1,594
Cash payments	(1,758)		(3,800)
Other	0		(692)
Ending Balance	$ 5,178		5,178
Settlement of Outstanding issues with the US Consumer Financial Protection Bureau | U.S. Financial Services
Restructuring Reserve [Roll Forward]
Beginning balance			$ 10,500