Property, Plant and Equipment, Net (Tables)

12 Months Ended

May 31, 2024

Property, Plant and Equipment [Abstract]

Schedule of Property, Plant and Equipment

Refer below for useful lives by category:

	Estimated useful lives
Building and building improvements	3 to 40 years
Computer software and equipment	2 to 10 years
Machinery and equipment	3 to 11 years
Placement and evaluation units	5 years

Property, plant and equipment are summarized as follows:

(in thousands)	May 31, 2024		May 31, 2023
Building and building improvements	$	30,099	$	29,660
Computer software and equipment	28,407		27,435
Machinery and equipment	15,756		17,023
Placement and evaluation units	31,312		26,355
Construction in progress	2,638		2,444
	108,212		102,917
Less accumulated depreciation	(69,675)		(59,026)
Less building impairment	(3,364)		—
	35,173		43,891
Land and land improvements	493		493
	$	35,666	$	44,384