Intangibles (Tables)

3 Months Ended

Mar. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Indefinite-Lived Intangible Assets

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

	March 31, 2017				December 31, 2016
	Historical Cost		Accumulated Amortization		Historical Cost		Accumulated Amortization
Customer lists	$	49,351	$	46,110	$	49,362	$	45,797
Trademarks	24,088		—		24,091		—
Developed technology	7,283		6,009		7,287		5,969
Patents	5,532		5,521		5,512		5,487
License agreements	1,137		1,137		1,126		1,126
Other	1,162		1,140		1,162		1,138
Intangibles	$	88,553	$	59,917	$	88,540	$	59,517

Schedule of Finite-Lived Intangible Assets

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

	March 31, 2017				December 31, 2016
	Historical Cost		Accumulated Amortization		Historical Cost		Accumulated Amortization
Customer lists	$	49,351	$	46,110	$	49,362	$	45,797
Trademarks	24,088		—		24,091		—
Developed technology	7,283		6,009		7,287		5,969
Patents	5,532		5,521		5,512		5,487
License agreements	1,137		1,137		1,126		1,126
Other	1,162		1,140		1,162		1,138
Intangibles	$	88,553	$	59,917	$	88,540	$	59,517