Goodwill and Other Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Analysis of goodwill and intangible assets

The following table presents an analysis of intangible assets broken down between goodwill, intangible assets with an indefinite life and intangible assets with a definite life for the nine months ended September 30, 2016:

(U.S. dollars in thousands)	Goodwill			Intangible assets with an indefinite life		Intangible assets with a definite life			Total
Balance at December 31, 2015	$	1,213,630		$	682,859	$	313,777		$	2,210,266
Additions	14,084			8,000		28,948			51,032
Amortization	—			—		(16,695		)	(16,695		)
Foreign Currency Translation	(3,200		)	262		(7,594		)	(10,532		)
Balance at September 30, 2016	$	1,224,514		$	691,121	$	318,436		$	2,234,071