Acquisitions (Tables) - KapStone Acquisition [Member]

9 Months Ended

Jun. 30, 2020

Acquired Finite Lived Intangible Assets [Line Items]

Summary of Fair Values of Assets Acquired and Liabilities Assumed by Major Class of Assets and Liabilities and Measurement Period Adjustments

The following table summarizes the fair values of the assets acquired and liabilities assumed in the KapStone Acquisition by major class of assets and liabilities as of the acquisition date, as well as adjustments made during fiscal 2019 and fiscal 2020 (referred to as “measurement period adjustments”) (in millions):

	Amounts Recognized as of the Acquisition Date		Measurement Period Adjustments ⁽¹⁾			Amounts Recognized as of Acquisition Date (as Adjusted)⁽²⁾
Cash and cash equivalents	$	8.6	$	—		$	8.6
Current assets, excluding cash and cash equivalents		878.9		(30.2	)		848.7
Property, plant and equipment, net		1,910.3		11.5			1,921.8
Goodwill		1,755.0		0.5			1,755.5
Intangible assets		1,336.1		30.3			1,366.4
Other long-term assets		27.9		(0.1	)		27.8
Total assets acquired		5,916.8		12.0			5,928.8

Current portion of debt		33.3		—			33.3
Current liabilities		337.5		7.9			345.4
Long-term debt due after one year		1,333.4		—			1,333.4
Accrued pension and other long-term benefits		9.8		2.8			12.6
Deferred income taxes		609.7		(1.4	)		608.3
Other long-term liabilities		118.4		2.7			121.1
Total liabilities assumed		2,442.1		12.0			2,454.1
Net assets acquired	$	3,474.7	$	—		$	3,474.7

⁽¹⁾	^{The measurement period adjustments recorded in fiscal 2019 and fiscal 2020 did not have a significant impact on our condensed consolidated statements of income in any period.}

⁽²⁾

^{The measurement period adjustments were primarily due to refinements to third party appraisals and carrying amounts of certain assets and liabilities, as well as adjustments to certain tax accounts based on, among other things, adjustments to deferred tax liabilities. The net impact of the measurement period adjustments to goodwill were essentially flat.}

Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination

The following table summarizes the weighted average life and the fair value of intangible assets recognized in the KapStone Acquisition, excluding goodwill (in millions, except lives):

	Weighted Avg. Life		Gross Carrying Amount
Customer relationships		11.7	$	1,303.0
Trademarks and tradenames		16.9		54.2
Favorable contracts		6.0		9.2
Total		11.9	$	1,366.4