Property, Plant, and Equipment

6 Months Ended

Mar. 31, 2018

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

Property, Plant, and Equipment

Property, plant, and equipment consists of the following:

	September 30, 2017			March 31, 2018
Machinery and equipment	$	338,056		$	356,277
Land and buildings	84,282			85,786
Construction in process	24,788			35,446
	447,126			477,509
Less: accumulated depreciation	(167,083		)	(191,822		)
	$	280,043		$	285,687

Depreciation expense was $12,958 and $13,980 for the three months ended March 31, 2017 and 2018, respectively. Maintenance and repair expense was $5,354 and $5,567 for the three months ended March 31, 2017 and 2018, respectively.

Depreciation expense was $25,385 and $27,987 for the six months ended March 31, 2017 and 2018, respectively. Maintenance and repair expense was $10,510 and $11,382 for the six months ended March 31, 2017 and 2018, respectively.