Reclassifications out of Accumulated Other Comprehensive Loss (Details) (USD $)	3 Months Ended	6 Months Ended
Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2015	Mar. 31, 2014
Accumulated balances
Balance at the beginning of the period	$ (475,700,000)	$ (287,200,000)	$ (261,300,000)	$ (356,602,000)	$ (261,300,000)
Other comprehensive income (loss) before reclassification	(110,200,000)	1,000,000		(231,500,000)	(26,800,000)
Amounts reclassified from accumulated other comprehensive loss, actuarial losses, net of tax	1,800,000	1,500,000		3,600,000	3,000,000
Amounts reclassified from accumulated other comprehensive loss, cash flow hedge losses, net of tax	1,200,000	400,000		1,600,000	800,000
Balance at the end of the period	(582,893,000)	(284,300,000)		(582,893,000)	(284,300,000)
Actuarial losses/Pension Related Adjustments
Accumulated balances
Balance at the beginning of the period	(209,000,000)	(193,800,000)	(192,800,000)	(217,000,000)	(192,800,000)
Other comprehensive income (loss) before reclassification	3,900,000	(1,100,000)		10,100,000	(3,600,000)
Amounts reclassified from accumulated other comprehensive loss, actuarial losses, net of tax	1,800,000	1,500,000		3,600,000	3,000,000
Balance at the end of the period	(203,300,000)	(193,400,000)		(203,300,000)	(193,400,000)
Foreign Currency Translation Adjustments
Accumulated balances
Balance at the beginning of the period	(263,800,000)	(91,600,000)	(66,400,000)	(137,800,000)	(66,400,000)
Other comprehensive income (loss) before reclassification	(108,800,000)	2,200,000		(234,800,000)	(23,000,000)
Balance at the end of the period	(372,600,000)	(89,400,000)		(372,600,000)	(89,400,000)
Cash flow hedges/Loss on Derivative Instruments
Accumulated balances
Balance at the beginning of the period	(2,900,000)	(1,800,000)	(2,100,000)	(1,800,000)	(2,100,000)
Other comprehensive income (loss) before reclassification	(5,300,000)	(100,000)		(6,800,000)	(200,000)
Amounts reclassified from accumulated other comprehensive loss, cash flow hedge losses, net of tax	1,200,000	400,000	1,600,000		800,000
Balance at the end of the period	$ (7,000,000)	$ (1,500,000)	$ (1,800,000)	$ (7,000,000)	$ (1,500,000)

Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.

+ References+ Details

Amount after tax of reclassification adjustment from accumulated other comprehensive income (loss) for actuarial gain (loss) related to pension and other postretirement benefit plans.

+ References+ Details