Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Jul. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of reconciliation of goodwill

The following is a reconciliation of goodwill for the years ended July 31, 2018 and 2017 (in millions):

	Engine Products		Industrial Products			Total Goodwill
Balance as of July 31, 2016	$	77.3	$	152.0		$	229.3
Goodwill acquired	6.7		—			6.7
Foreign exchange translation	0.3		1.8			2.1
Balance as of July 31, 2017	84.3		153.8			238.1
Goodwill acquired	0.6		—			0.6
Foreign exchange translation	—		(0.3		)	(0.3		)
Balance as of July 31, 2018	$	84.9	$	153.5		$	238.4

Schedule of reconciliation of intangibles

The following is a reconciliation of net intangible asset classes for the years ended July 31, 2018 and 2017 (in millions):

Customer relationships and lists	Gross Carrying Amount		Accumulated Amortization			Net Intangible Assets
Balance as of July 31, 2016	$	58.7	$	(28.0	)	$	30.7
Intangibles acquired	4.0		—			4.0
Amortization expense	—		(4.1		)	(4.1		)
Foreign exchange translation	0.2		—			0.2
Balance as of July 31, 2017	62.9		(32.1		)	30.8
Amortization expense	—		(3.9		)	(3.9		)
Foreign exchange translation	0.1		0.3			0.4
Balance as of July 31, 2018	$	63.0	$	(35.7	)	$	27.3

Patents, trademarks and technology	Gross Carrying Amount		Accumulated Amortization			Net Intangible Assets
Balance as of July 31, 2016	$	38.1	$	(30.3	)	$	7.8
Intangibles acquired	4.6		—			4.6
Amortization expense	—		(2.3		)	(2.3		)
Foreign exchange translation	1.0		(1.3		)	(0.3		)
Balance as of July 31, 2017	43.7		(33.9		)	9.8
Amortization expense	—		(1.7		)	(1.7		)
Foreign exchange translation	—		0.2			0.2
Balance as of July 31, 2018	$	43.7	$	(35.4	)	$	8.3

Schedule of expected amortization expense

Expected amortization expense relating to existing intangible assets is as follows (in millions):

Year Ending July 31,	Amount
2019	$	5.2
2020	4.9
2021	4.7
2022	3.6
2023	2.7
Thereafter	14.5
Total expected amortization expense	$	35.6