Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Apr. 01, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-Lived Intangible Assets by Major Class

The table below summarizes amortizable definite-lived intangible assets as of April 1, 2017 and December 31, 2016, which are reflected in the "Other Assets" line item in the Corporation's Condensed Consolidated Balance Sheets:

	April 1, 2017						December 31, 2016
(In thousands)	Gross		Accumulated Amortization		Net		Gross		Accumulated Amortization		Net
Patents	$	18,644	$	18,624	$	20	$	18,645	$	18,623	$	22
Software	155,425		27,137		128,288		149,587		25,792		123,795
Trademarks and trade names	7,564		1,566		5,998		7,564		1,401		6,163
Customer lists and other	115,729		65,118		50,611		117,789		65,103		52,686
Net definite lived intangible assets	$	297,362	$	112,445	$	184,917	$	293,585	$	110,919	$	182,666

Schedule of Expected Amortization Expense Table

Based on the current amount of intangible assets subject to amortization, the estimated amortization expense for each of the following five fiscal years is as follows:

(In millions)	2017		2018		2019		2020		2021
Amortization expense	$	17.0	$	22.3	$	21.2	$	20.4	$	19.7

Schedule of Goodwill

The changes in the carrying amount of goodwill since December 31, 2016, by reporting segment, are as follows:

(In thousands)	Office Furniture			Hearth Products			Total
Balance as of December 31, 2016
Goodwill	$	165,643		$	183,199		$	348,842
Accumulated impairment losses	(58,000		)	(143		)	(58,143		)
Net goodwill balance as of December 31, 2016	107,643			183,056			290,699
Foreign currency translation adjustments	(12		)	—			(12		)
Balance as of April 1, 2017
Goodwill	165,631			183,199			348,830
Accumulated impairment losses	(58,000		)	(143		)	(58,143		)
Net goodwill balance as of April 1, 2017	$	107,631		$	183,056		$	290,687