GOODWILL AND INTANGIBLE ASSETS

The following table displays intangible assets as of November 30:



	2018				2017
(millions)	Gross carrying amount		Accumulated amortization		Gross carrying amount		Accumulated amortization
Definite-lived intangible assets	$	311.3	$	84.9	$	329.1	$	66.5
Indefinite-lived intangible assets:
Goodwill	4,527.9		—		4,490.1		—
Brand names and trademarks	2,646.9		—		2,808.5		—
	7,174.8		—		7,298.6		—
Total goodwill and intangible assets	$	7,486.1	$	84.9	$	7,627.7	$	66.5

Intangible asset amortization expense was $20.6 million, $16.3 million and $11.3 million for 2018, 2017 and 2016, respectively. At November 30, 2018, definite-lived intangible assets had a weighted-average remaining life of approximately 11 years.

The changes in the carrying amount of goodwill by segment for the years ended November 30 were as follows:



	2018						2017
(millions)	Consumer			Flavor Solutions			Consumer			Flavor Solutions
Beginning of year	$	3,385.4		$	1,104.7		$	1,608.3		$	163.1
Changes in preliminary purchase price allocation	68.1			34.1			(7.1		)	—
Increases in goodwill from acquisitions	—			—			1,697.5			929.3
Foreign currency fluctuations	(54.6		)	(9.8		)	86.7			12.3
End of year	$	3,398.9		$	1,129.0		$	3,385.4		$	1,104.7

Our valuation of the acquired net assets of RB Foods resulted in the allocation of $1,765.6 million and $882.9 million of goodwill to the consumer and flavor solutions segment, respectively. Our valuation of the acquired net assets of Giotti in 2017 resulted in the allocation of $80.5 million of goodwill to the flavor solutions segment.