Goodwill and Other Intangibles (Tables)

3 Months Ended

Nov. 30, 2019

Goodwill and Other Intangibles

Schedule of changes in the carrying value of goodwill

	Adhesives, Sealants and Additives		Industrial Tapes		Corrosion Protection and Waterproofing		Consolidated
Balance at August 31, 2019	$	50,090	$	21,215	$	10,681	$	81,986
Foreign currency translation adjustment		196		—		12		208
Balance at November 30, 2019	$	50,286	$	21,215	$	10,693	$	82,194

Schedule of intangible assets subject to amortization

	Weighted Average		Gross Carrying		Accumulated		Net Carrying
	Amortization Period		Value		Amortization		Value
November 30, 2019
Patents and agreements	14.6	years	$	1,760	$	1,696	$	64
Formulas and technology	7.8	years		10,217		8,309		1,908
Trade names	5.8	years		8,548		7,418		1,130
Customer lists and relationships	9.1	years		98,623		51,878		46,745
			$	119,148	$	69,301	$	49,847
August 31, 2019
Patents and agreements	14.6	years	$	1,760	$	1,693	$	67
Formulas and technology	7.8	years		10,164		7,969		2,195
Trade names	5.8	years		8,503		7,261		1,242
Customer lists and relationships	9.1	years		98,139		48,939		49,200
			$	118,566	$	65,862	$	52,704

Schedule of estimated amortization expense

Years ending August 31,
2020 (remaining 9 months)	$	8,667
2021		11,051
2022		10,031
2023		6,768
2024		5,659
2025		5,552