Goodwill And Other Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule Of The Change In Goodwill

The following table presents the change in goodwill during the three months ended March 31, 2018 (in thousands):

	Balance at January 1, 2018		Additions			Other		Balance at March 31, 2018
Goodwill	$	1,614,494	$	48,074	(1)	$	—	$	1,662,568

(1) Amount relates to preliminary purchase price allocation of goodwill associated with the 2018 Business Combination. See Note 5 for more information regarding the Company's acquisitions.

Schedule Of Intangible Assets

Intangible assets consist of the following (in thousands):

	March 31, 2018				December 31, 2017
	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Product related intangible assets	$	688,241	$	565,963	$	663,004	$	554,934
Other	226,323		192,706		222,923		189,041
Total	$	914,564	$	758,669	$	885,927	$	743,975

Schedule Of Estimated Future Amortization Expense

Estimated future amortization expense of intangible assets with finite lives as of March 31, 2018 is as follows (in thousands):

Year ending December 31,	Amount
2018 (remaining nine months)	$	46,451
2019	39,561
2020	27,062
2021	13,073
2022	11,223
Thereafter	18,525
Total	$	155,895