Goodwill and Intangible Assets

6 Months Ended

Jun. 30, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and Intangible Assets. The changes in the carrying amount of goodwill for the six months ended June 30, 2015 are as follows (in thousands):



	2015
Goodwill balance at January 1	184,464
Effect of foreign exchange	(41		)
Goodwill balance at June 30	$	184,423

There were no changes in the carrying amount of goodwill for the six months ended June 30, 2014.

As of June 30, 2015, we had recorded $8.3 million of accumulated goodwill impairment charges. All of the goodwill balance as of June 30, 2015 and December 31, 2014 related to our cardiovascular segment.

Other intangible assets at June 30, 2015 and December 31, 2014, consisted of the following (in thousands):



	June 30, 2015
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Patents	$	11,060	$	(2,374	)	$	8,686
Distribution agreements	5,626		(2,558		)	3,068
License agreements	11,396		(2,122		)	9,274
Trademarks	7,267		(2,313		)	4,954
Covenants not to compete	1,029		(755		)	274
Customer lists	20,405		(14,104		)	6,301
Royalty agreements	267		(267		)	—

Total	$	57,050	$	(24,493	)	$	32,557



	December 31, 2014
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Patents	$	10,199	$	(2,196	)	$	8,003
Distribution agreements	5,376		(2,285		)	3,091
License agreements	8,995		(1,823		)	7,172
Trademarks	7,298		(2,079		)	5,219
Covenants not to compete	1,029		(636		)	393
Customer lists	20,452		(13,194		)	7,258
Royalty agreements	267		(267		)	—

Total	$	53,616	$	(22,480	)	$	31,136

Aggregate amortization expense for the three and six-month periods ended June 30, 2015 was approximately $3.7 million and $7.3 million, respectively, and approximately $3.7 million and $7.4 million for the three and six-month periods ending June 30, 2014, respectively.

Estimated amortization expense for the developed technology and other intangible assets for the next five years consists of the following as of June 30, 2015 (in thousands):



Year Ending December 31
Remaining 2015	$	7,757
2016	14,728
2017	14,116
2018	13,782
2019	13,479

- Definition

The entire disclosure for the aggregate amount of goodwill and a description of intangible assets, which may include (a) for amortizable intangible assets (also referred to as finite-lived intangible assets), the carrying amount, the amount of any significant residual value, and the weighted-average amortization period, (b) for intangible assets not subject to amortization (also referred to as indefinite-lived intangible assets), the carrying amount, and (c) the amount of research and development assets acquired and written off in the period, including the line item in the income statement in which the amounts written off are aggregated, if not readily apparent from the income statement. Also discloses (a) for amortizable intangibles assets in total and by major class, the gross carrying amount and accumulated amortization, the total amortization expense for the period, and the estimated aggregate amortization expense for each of the five succeeding fiscal years, (b) for intangible assets not subject to amortization the carrying amount in total and by major class, and (c) for goodwill, in total and for each reportable segment, the changes in the carrying amount of goodwill during the period (including the aggregate amount of goodwill acquired, the aggregate amount of impairment losses recognized, and the amount of goodwill included in the gain (loss) on disposal of a reporting unit). If any part of goodwill has not been allocated to a reportable segment, discloses the unallocated amount and the reasons for not allocating. For each impairment loss recognized related to an intangible asset (excluding goodwill), discloses: (a) a description of the impaired intangible asset and the facts and circumstances leading to the impairment, (b) the amount of the impairment loss and the method for determining fair value, (c) the caption in the income statement or the statement of activities in which the impairment loss is aggregated, and (d) the segment in which the impaired intangible asset is reported. For each goodwill impairment loss recognized, discloses: (a) a description of the facts and circumstances leading to the impairment, (b) the amount of the impairment loss and the method of determining the fair value of the associated reporting unit, and (c) if a recognized impairment loss is an estimate not finalized and the reasons why the estimate is not final. May also disclose the nature and amount of any significant adjustments made to a previous estimate of an impairment loss.

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