Goodwill and Related Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule Of Changes In Carrying Amount Of Goodwill

The changes in the carrying amount of goodwill for the three months ended March 31, 2015 are as follows (in thousands):

	Residential Products		Industrial and Infrastructure Products			Total
Balance at December 31, 2014	$	181,285	$	54,759		$	236,044
Foreign currency translation	—		(521		)	(521		)
Balance at March 31, 2015	$	181,285	$	54,238		$	235,523

Schedule Of Acquired Intangible Assets

Acquired intangible assets consist of the following (in thousands):

	March 31, 2015				December 31, 2014
	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization		Estimated Life
Indefinite-lived intangible assets:
Trademarks	$	41,785	$	—	$	42,720	$	—	Indefinite
Finite-lived intangible assets:
Trademarks	4,493		1,949		3,886		1,827		2 to 15 Years
Unpatented technology	24,527		9,210		24,527		8,768		5 to 20 Years
Customer relationships	52,336		31,775		52,974		31,554		5 to 16 Years
Non-compete agreements	1,807		1,575		1,807		1,550		4 to 10 Years
Backlog	1,330		1,330		1,330		1,330		1 to 2 Years
	84,493		45,839		84,524		45,029
Total acquired intangible assets	$	126,278	$	45,839	$	127,244	$	45,029

Schedule of Acquired Intangible Asset Amortization Expense

The following table summarizes the acquired intangible asset amortization expense for the three months ended March 31 (in thousands):

	Three Months Ended   March 31,
	2015		2014
Amortization expense	$	1,426	$	1,439

Schedule Of Amortization Expense

Amortization expense related to acquired intangible assets for the remainder of fiscal 2015 and the next five years thereafter is estimated as follows (in thousands):

2015	$4,169
2016	$5,254
2017	$4,916
2018	$4,358
2019	$3,688
2020	$3,327