Property, Plant and Equipment

12 Months Ended

Oct. 31, 2020

Property Plant And Equipment [Abstract]

Property, Plant and Equipment

Note 8. Property, Plant and Equipment

Property, plant and equipment as of October 31, 2020 and 2019 consisted of the following (in thousands):

	2020			2019			Estimated Useful Life
Land	$	524		$	524			—
Building and improvements		20,395			20,395		10-26 years
Machinery, equipment and software		107,732			106,726		3-8 years
Furniture and fixtures		4,319			4,255		10 years
Construction in progress		402			1,144			—
		133,372			133,044
Accumulated depreciation		(97,041	)		(91,910	)
Property, plant and equipment, net	$	36,331		$	41,134

During the year ended October 31, 2019, the Company recorded a $2.8 million impairment of construction in process assets related to automation equipment for use in manufacturing which was recorded in Cost of product sales in the Consolidated Statements of Operations and Comprehensive Loss. There were no impairments of property, plant and equipment for the years ended October 31, 2020 and October 31, 2018.

Depreciation expense for property, plant and equipment was $5.1 million, $4.9 million and $4.6 million for the years ended October 31, 2020, 2019 and 2018, respectively.