Goodwill and Intangible Assets (Tables)

9 Months Ended

Jun. 26, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

Changes in the carrying amount of goodwill are as follows: 

(in thousands)	Electrical Raceway		Mechanical Products & Solutions		Total
Balance as of October 1, 2019	$	149,668	$	36,563	$	186,231
Exchange rate effects	378		—		378
Balance as of June 26, 2020	$	150,046	$	36,563	$	186,609

Schedule of Finite-Lived Intangible Assets

The following table provides the gross carrying value, accumulated amortization and net carrying value for each major class of intangible assets:

		June 26, 2020						September 30, 2019
($ in thousands)	Weighted Average Useful Life (Years)	Gross Carrying Value		Accumulated Amortization		Net Carrying Value		Gross Carrying Value		Accumulated Amortization		Net Carrying Value
Amortizable intangible assets:
Customer relationships	11	$	353,622	$	(194,508)	$	159,114	$	353,256	$	(171,777)	$	181,479
Other	7	19,086		(9,204)		9,882		19,086		(7,761)		11,325
Total		372,708		(203,712)		168,996		372,342		(179,538)		192,804
Indefinite-lived intangible assets:
Trade names		92,880		—		92,880		92,880		—		92,880
Total		$	465,588	$	(203,712)	$	261,876	$	465,222	$	(179,538)	$	285,684

Schedule of Indefinite-Lived Intangible Assets

The following table provides the gross carrying value, accumulated amortization and net carrying value for each major class of intangible assets:

		June 26, 2020						September 30, 2019
($ in thousands)	Weighted Average Useful Life (Years)	Gross Carrying Value		Accumulated Amortization		Net Carrying Value		Gross Carrying Value		Accumulated Amortization		Net Carrying Value
Amortizable intangible assets:
Customer relationships	11	$	353,622	$	(194,508)	$	159,114	$	353,256	$	(171,777)	$	181,479
Other	7	19,086		(9,204)		9,882		19,086		(7,761)		11,325
Total		372,708		(203,712)		168,996		372,342		(179,538)		192,804
Indefinite-lived intangible assets:
Trade names		92,880		—		92,880		92,880		—		92,880
Total		$	465,588	$	(203,712)	$	261,876	$	465,222	$	(179,538)	$	285,684

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Expected amortization expense for intangible assets for the remainder of fiscal 2020 and over the next five years and thereafter is as follows:

(in thousands)
Remaining 2020	8,956
2021	31,974
2022	30,639
2023	30,520
2024	26,075
2025	13,497
Thereafter	27,335