Goodwill and Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Other intangible assets

Other intangible assets at March 31, 2014 and December 31, 2013, consisted of the following (in thousands):

	March 31, 2014
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Patents	$	9,702	$	(2,430	)	$	7,272
Distribution agreements	5,176		(1,900		)	3,276
License agreements	3,783		(1,360		)	2,423
Trademarks	7,622		(1,968		)	5,654
Covenants not to compete	1,029		(458		)	571
Customer lists	20,626		(11,555		)	9,071
Royalty agreements	267		(267		)	—
Total	$	48,205	$	(19,938	)	$	28,267

	December 31, 2013
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Patents	$	9,302	$	(2,374	)	$	6,928
Distribution agreements	5,176		(1,780		)	3,396
License agreements	3,783		(1,249		)	2,534
Trademarks	7,622		(1,844		)	5,778
Covenants not to compete	1,029		(399		)	630
Customer lists	20,626		(10,957		)	9,669
Royalty agreements	267		(267		)	—
Total	$	47,805	$	(18,870	)	$	28,935

Estimated amortization expense

Estimated amortization expense for the intangible assets for the next five years consists of the following as of March 31, 2014 (in thousands):

Year Ending December 31
Remaining 2014	$	11,423
2015	14,796
2016	14,061
2017	13,677
2018	13,140