Intangibles (Tables)

9 Months Ended

Sep. 30, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Indefinite-Lived Intangible Assets

The company's intangibles consist of the following (in thousands):

	September 30, 2016				December 31, 2015
	Historical Cost		Accumulated Amortization		Historical Cost		Accumulated Amortization
Customer lists	$	51,602	$	47,510	$	49,858	$	45,019
Trademarks	25,233		—		24,524		—
Developed technology	7,577		6,145		7,405		5,921
Patents	5,540		5,500		5,959		5,843
License agreements	1,163		1,163		1,098		1,098
Other	1,161		1,136		1,161		1,124
Intangibles	$	92,276	$	61,454	$	90,005	$	59,005

Schedule of Finite-Lived Intangible Assets

The company's intangibles consist of the following (in thousands):

	September 30, 2016				December 31, 2015
	Historical Cost		Accumulated Amortization		Historical Cost		Accumulated Amortization
Customer lists	$	51,602	$	47,510	$	49,858	$	45,019
Trademarks	25,233		—		24,524		—
Developed technology	7,577		6,145		7,405		5,921
Patents	5,540		5,500		5,959		5,843
License agreements	1,163		1,163		1,098		1,098
Other	1,161		1,136		1,161		1,124
Intangibles	$	92,276	$	61,454	$	90,005	$	59,005