Revenue Recognition (Tables)

6 Months Ended

Mar. 31, 2020

Sales And Revenue Recognition [Abstract]

Schedule of Increase Within Defense Segment Due to Contract Adjustments

Contract adjustments resulted in increases within the defense segment as follows (in millions, except for per share amounts):

Disaggregation of Revenue

The table below presents consolidated net sales disaggregated by segment and timing of revenue recognition (in millions):

	Three Months Ended March 31, 2020
	Access equipment		Defense		Fire & emergency		Commercial		Corporate and intersegment eliminations			Total
Point in time	$	670.8	$	0.4	$	242.9	$	118.1	$	(4.3	)	$	1,027.9
Over time		22.2		614.6		12.7		118.6		0.7			768.8
	$	693.0	$	615.0	$	255.6	$	236.7	$	(3.6	)	$	1,796.7

	Three Months Ended March 31, 2019
	Access equipment		Defense		Fire & emergency		Commercial		Corporate and intersegment eliminations			Total
Point in time	$	968.9	$	1.4	$	274.3	$	148.1	$	(5.2	)	$	1,387.5
Over time		18.7		485.3		8.9		89.8		—			602.7
	$	987.6	$	486.7	$	283.2	$	237.9	$	(5.2	)	$	1,990.2

	Six Months Ended March 31, 2020
	Access equipment		Defense		Fire & emergency		Commercial		Corporate and intersegment eliminations			Total
Point in time	$	1,366.1	$	0.9	$	494.9	$	237.5	$	(7.4	)	$	2,092.0
Over time		44.8		1,107.2		23.1		223.4		1.3			1,399.8
	$	1,410.9	$	1,108.1	$	518.0	$	460.9	$	(6.1	)	$	3,491.8

	Six Months Ended March 31, 2019
	Access equipment		Defense		Fire & emergency		Commercial		Corporate and intersegment eliminations			Total
Point in time	$	1,776.7	$	1.7	$	565.2	$	269.3	$	(10.1	)	$	2,602.8
Over time		37.4		949.1		13.5		190.8		—			1,190.8
	$	1,814.1	$	950.8	$	578.7	$	460.1	$	(10.1	)	$	3,793.6

Schedule of Changes in Warranty Liability and Unearned Extended Warranty Premiums

Changes in the Company’s service-type warranties were as follows (in millions):

	Six Months Ended March 31,
	2020			2019
Balance at beginning of period	$	68.2		$	30.7
Adoption of ASC 606		—			35.7
Deferred revenue for new service warranties		11.8			12.8
Amortization of deferred revenue		(14.2	)		(12.5	)
Changes in liability for pre-existing warranties, net		—			0.1
Foreign currency translation		0.1			(0.3	)
Balance at end of period	$	65.9		$	66.5

Changes in the Company’s assurance-type warranty liability were as follows (in millions):

	Six Months Ended March 31,
	2020			2019
Balance at beginning of period	$	65.1		$	75.3
Adoption of ASC 606		—			(14.3	)
Warranty provisions		21.0			21.2
Settlements made		(26.1	)		(22.8	)
Changes in liability for pre-existing warranties, net		5.2			(0.3	)
Foreign currency translation		—			(0.2	)
Balance at end of period	$	65.2		$	58.9

Schedule of Classification of Service-type Warranties in Consolidated Balance Sheets

Classification of service-type warranties in the Condensed Consolidated Balance Sheets consisted of the following (in millions):

	March 31,		September 30,
	2020		2019
Other current liabilities	$	26.4	$	27.8
Other long-term liabilities		39.5		40.4
	$	65.9	$	68.2