Basis of Presentation Basis of Presentation (Details) - USD ($) $ in Thousands	Apr. 30, 2016	Oct. 31, 2015
Other Assets	$ 42,125	$ 40,561
Assets, Noncurrent	2,316,256	2,335,119
Assets	7,570,292	7,058,777
Debt, Current	0	374,594
Liabilities, Current	684,600	1,113,585
Unsecured Long-term Debt, Noncurrent	1,731,336	495,341
Liabilities, Noncurrent	2,011,991	872,233
Liabilities and Equity	$ 7,570,292	7,058,777
Scenario, Previously Reported [Member]
Other Assets		43,962
Assets, Noncurrent		2,338,520
Assets		7,062,178
Debt, Current		374,839
Liabilities, Current		1,113,830
Unsecured Long-term Debt, Noncurrent		498,497
Liabilities, Noncurrent		875,389
Liabilities and Equity		7,062,178
Restatement Adjustment [Member]
Other Assets		(3,401)
Assets, Noncurrent		(3,401)
Assets		(3,401)
Debt, Current		(245)
Liabilities, Current		(245)
Unsecured Long-term Debt, Noncurrent		(3,156)
Liabilities, Noncurrent		(3,156)
Liabilities and Equity		$ (3,401)