Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of changes in the carrying amount of goodwill

The following table presents the carrying value of goodwill by business segment and changes in the carrying value of goodwill.

	Technical Products									Fine Paper and Packaging				Other
	Gross Amount			Accumulated Impairment Losses						Gross Amount		Accumulated Impairment Losses		Gross Amount		Accumulated Impairment Losses
							Net						Net					Net		Net
Balance at December 31, 2016	$	107.4		$	(43.6	)	$	63.8		$	6.2	—	6.2	$	0.4	—		0.4		$	70.4
Goodwill acquired in the Coldenhove Acquisition	10.0			—			10.0			—		—	—	—		—		—		10.0
Foreign currency translation	10.9			(6.0		)	4.9			—		—	—	—		—		—		4.9
Balance at December 31, 2017	128.3			(49.6		)	78.7			6.2		—	6.2	0.4		—		0.4		85.3
Adjustment of goodwill acquired in the Coldenhove Acquisition (1)	1.1			—			1.1			—		—	—	—		—		—		1.1
Impairment related to the Brattleboro mill and associated office and research facilities (2)	—			—			—			—		—	—	—		(0.1	)	(0.1	)	(0.1		)
Foreign currency translation	(4.5		)	2.2			(2.3		)	—		—	—	—		—		—		(2.3		)
Balance at December 31, 2018	$	124.9		$	(47.4	)	$	77.5		$	6.2	—	6.2	$	0.4	(0.1	)	0.3		$	84.0

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(1) As a result of finalizing the acquisition accounting for Coldenhove in the 2018, an adjustment of $1.1 million, net of tax, was recorded as a reduction to inventory and fixed assets and increase to goodwill.

(2) In conjunction with the sale of the Brattleboro mill, a goodwill impairment loss of $0.1 million was recognized in 2018.

Schedule of gross carrying amount of intangible assets and the related accumulated amortization for intangible assets subject to amortization

As of December 31, 2018, the Company had net identifiable intangible assets of $70.7 million. All such intangible assets were acquired in the acquisitions of Neenah Germany, Fox River, FiberMark, Coldenhove and the Crane technical materials business, and the acquisition of the Wausau and Southworth brands. The following table details amounts related to those assets.

	12/31/2018					12/31/2017
	Gross Amount		Accumulated Amortization			Gross Amount		Accumulated Amortization
Amortizable intangible assets
Customer based intangibles	$	38.3	$	(18.2	)	$	39.2	$	(14.7	)
Trade names and trademarks	5.1		(2.5		)	5.2		(2.3		)
Acquired technology	16.9		(6.7		)	17.2		(3.9		)
Total amortizable intangible assets	60.3		(27.4		)	61.6		(20.9		)
Trade names	37.8		—			38.0		—
Total	$	98.1	$	(27.4	)	$	99.6	$	(20.9	)

The following table presents intangible assets acquired in conjunction with the Coldenhove acquisition as of December 31, 2017:

	Intangibles		Estimated Useful Lives (Years)
Intangible assets — definite lived
Trade names and trademarks	$	0.5	10
Customer based intangibles	2.9		15
Acquired technology	1.3		4
Total	4.7
Non-amortizable trade names	1.2
Total intangible assets	$	5.9