GOODWILL AND OTHER INTANGIBLES

3 Months Ended

Dec. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

The following table provides changes in the carrying value of goodwill by segment during the nine months ended December 31, 2018:



	At September 30, 2018		Goodwill from acquisitions		Other adjustments including currency translations			At December 31, 2018
Home & Building Products	$	420,850	$	300	$	(1,267	)	$	419,883
Telephonics	18,545		—		—			18,545
Total	$	439,395	$	300	$	(1,267	)	$	438,428

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



	At December 31, 2018					At September 30, 2018
	Gross Carrying Amount		Accumulated Amortization		Average Life (Years)	Gross Carrying Amount		Accumulated Amortization
Customer relationships & other	$	183,841	$	51,473	23	$	186,031	$	49,822
Technology and patents	19,358		6,517		13	19,004		6,238
Total amortizable intangible assets	203,199		57,990			205,035		56,060
Trademarks	220,172		—			221,883		—
Total intangible assets	$	423,371	$	57,990		$	426,918	$	56,060

Amortization expense for intangible assets was $2,418 and $2,256 for the quarters ended December 31, 2018 and 2017, respectively. Amortization expense for the remainder of 2019 and the next five fiscal years and thereafter, based on current intangible balances and classifications, is estimated as follows: 2019 - $6,900; 2020 - $8,825; 2021 - $8,825; 2022 - $8,825; 2023 - $8,746; 2024 - $8,700; thereafter $94,388.

No event or indicator of impairment occurred during the three months ended December 31, 2018 which would require impairment testing of long-lived intangible assets including goodwill.