PROPERTY, PLANT AND EQUIPMENT

6 Months Ended

Mar. 31, 2019

Property, Plant and Equipment [Abstract]

The following table details the components of property, plant and equipment, net:



	At March 31, 2019			At September 30, 2018
Land, building and building improvements	$	132,334		$	130,296
Machinery and equipment	557,351			544,875
Leasehold improvements	49,983			50,111
	739,668			725,282
Accumulated depreciation and amortization	(406,816		)	(382,790		)
Total	$	332,852		$	342,492

Depreciation and amortization expense for property, plant and equipment was $12,980 and $11,530 for the quarters ended March 31, 2019 and 2018, respectively, and $25,647 and $22,232 for the six months ended March 31, 2019 and 2018, respectively. Depreciation included in SG&A expenses was $4,761 and $3,834 for the quarters ended March 31, 2019 and 2018, respectively, and $9,442 and $7,576 for the six months ended March 31, 2019 and 2018, respectively. Remaining components of depreciation, attributable to manufacturing operations, are included in Cost of goods and services.

No event or indicator of impairment occurred during the six months ended March 31, 2019 which would require additional impairment testing of property, plant and equipment.