Goodwill and Intangible Assets

The changes in carrying amount of goodwill by segment were as follows in Fiscal 2018, 2017, and 2016, noting we have no accumulated impairment losses:



(In thousands)	Towable		Corporate / All Other		Total
Balances at August 29, 2015	$	1,228	$	—	$	1,228
Balances at August 27, 2016	1,228		—		1,228
Acquisition of Grand Design⁽¹⁾	241,500		—		241,500
Balances at August 26, 2017	242,728		—		242,728
Grand Design purchase price adjustment⁽¹⁾	1,956		—		1,956
Acquisition of Chris-Craft⁽¹⁾	—		29,686		29,686
Balances at August 25, 2018	$	244,684	$	29,686	$	274,370


(1)	Refer to Note 2, Business Combinations, for additional information on the acquisitions of Grand Design and Chris-Craft.

Intangible assets, net of accumulated amortization consists of the following:



	August 25, 2018					August 26, 2017
(In thousands)	Weighted Average Life- Years	Cost		Accumulated Amortization		Weighted Average Life- Years	Cost		Accumulated Amortization
Trade name	Indefinite	$	177,250			Indefinite	$	148,000
Dealer network	12.2	95,581		$	12,328	12.0	80,500		$	5,348
Backlog	0.5	19,527		19,135		0.5	18,000		18,000
Non-compete agreements	4.1	5,347		2,084		4.0	4,600		1,116
Leasehold interest-favorable	8.1	2,000		441		8.1	2,000		196
Total intangible assets, gross		299,705		$	33,988		253,100		$	24,660
Less accumulated amortization		33,988					24,660
Total intangible assets, net		$	265,717				$	228,440

For Fiscal 2018 and 2017, amortization of intangible assets charged to operations was $9.3 million and $24.7 million, respectively. The weighted average remaining amortization period for intangible assets as of August 25, 2018 was approximately 11.4 years.

Remaining estimated aggregate annual amortization expense by fiscal year is as follows:



(In thousands)	Amount
Fiscal 2019	$	9,487
Fiscal 2020	9,032
Fiscal 2021	9,032
Fiscal 2022	8,405
Fiscal 2023	8,197
Thereafter	44,314
Total amortization expense remaining	$	88,467