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BUSINESS SEGMENT INFORMATION (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
BUSINESS SEGMENT INFORMATION
NET SALES	$ 172,665	$ 178,259	$ 524,885	$ 512,867
Consolidated EBIT	23,332	25,545	61,468	72,871
Less: Interest expense	(1,523)	(1,878)	(5,264)	(5,586)
Earnings before income taxes	21,809	23,667	56,204	67,285
Aerospace & Defense
BUSINESS SEGMENT INFORMATION
NET SALES	84,072	83,067	256,707	228,769
Consolidated EBIT	17,409	19,039	51,658	47,092
Test
BUSINESS SEGMENT INFORMATION
NET SALES	46,016	42,298	128,999	126,459
Consolidated EBIT	7,177	5,927	17,483	14,791
USG
BUSINESS SEGMENT INFORMATION
NET SALES	42,577	52,894	139,179	157,639
Consolidated EBIT	6,156	10,148	20,310	40,461
Corporate (loss)
BUSINESS SEGMENT INFORMATION
Consolidated EBIT	$ (7,410)	$ (9,569)	$ (27,983)	$ (29,473)

X

- Definition

Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

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