Intangibles, Net

12 Months Ended

Jul. 31, 2018

Intangible Assets, Net (Excluding Goodwill) [Abstract]

Intangibles, Net

6 — Intangibles, Net

The following table sets forth amortizable intangible assets by major asset class:

	Gross Carrying Amount				Accumulated Amortization						Net Book Value				Weighted Average Remaining Useful Life (in years)
	July 31,				July 31,						July 31,				July 31,
(In thousands, except remaining useful life)	2018		2017		2018			2017			2018		2017		2018	2017
Amortized intangibles:
Covenants not to compete	$	1,666	$	1,702	$	(1,656	)	$	(1,389	)	$	10	$	313	0	1
Supply contracts and customer relationships	71,787		75,462		(29,601		)	(22,248		)	42,186		53,214		10	9
Trade names	24,173		23,859		(6,405		)	(4,989		)	17,768		18,870		1	2
Licenses and databases	9,291		5,385		(4,363		)	(1,844		)	4,928		3,541		2	3
Intangibles, net	$	106,917	$	106,408	$	(42,025	)	$	(30,470	)	$	64,892	$	75,938

Aggregate amortization expense on intangible assets was $14.0 million, $6.8 million and $5.8 million for the years ended July 31, 2018, 2017 and 2016, respectively. During the year ended July 31, 2018, the Company recognized a $1.1 million charge primarily related to fully impairing a supply contract in the International segment. Intangible amortization expense for the next five fiscal years based upon July 31, 2018 intangible assets is expected to be as follows:

(In thousands)
2019	$	10,455
2020	8,421
2021	5,997
2022	5,939
2023	5,868
Thereafter	28,212
Total future intangible amortization expense	$	64,892