Goodwill And Other Intangible Assets, Net (Tables)

12 Months Ended

Dec. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule Of Aggregate Goodwill And Other Intangible Assets

COMPOSITION OF IDENTIFIABLE INTANGIBLE ASSETS:

	Weighted average
	useful lives	December 31,
		2015		2014
Original cost:
Technology	12	$	234,805	$	198,240
Customer relations	12	170,692		160,331
Trademarks and other	11	158,666		143,094
		564,163		501,665
Accumulated amortization:
Technology		150,516		131,384
Customer relations		151,421		137,026
Trademarks and other		114,604		100,334
		416,541		368,744
Amortized cost		$	147,622	$	132,921

Estimated Aggregate Amortization Expense

The estimated aggregate amortization expenses for each of the five succeeding fiscal years and thereafter are as follows:

2016		$	37,561
2017		27,213
2018		21,206
2019		20,117
2020		13,760
2021	and thereafter	27,765
		147,622

Schedule Of Goodwill

Changes in goodwill during 2015 were as follows:

	2015
Balance, at January 1, 2015	$	504,611
Additions	120,618
Net translation differences (1)	(2,575		)
Balance, at December 31, 2015	$	622,654

(1) Foreign currency translation differences resulting from goodwill allocated to reporting units, whose functional currency has been determined to be other than the U.S. dollar.