14. Segment information

Our business is strategically aligned into three segments: Medical Imaging, Ultrasound, and Security and Detection. Our business segments are described as follows:

•

Medical Imaging primarily includes systems and subsystems for CT and MRI medical imaging equipment as well as state-of-the-art, selenium-based detectors for screening of breast cancer and other diagnostic applications in mammography.

•

Ultrasound includes ultrasound systems and transducers primarily in the urology, surgery, and Anesthesia markets.

•

Security and Detection includes advanced threat detecting CT systems utilizing our expertise in advanced imaging technology, primarily used in the checked baggage screening at airports worldwide.

The tables below present information about our reportable segments:

	Three Months Ended					Six Months Ended
	January 31,					January 31,
(in millions)	2018		2017			2018		2017
Product revenue:
Medical Imaging	$	62.0	$	71.2		$	114.1	$	137.7
Ultrasound		43.4		40.3			80.7		75.9
Security and Detection		21.3		18.8			37.6		37.0
Total product revenue	$	126.7	$	130.3		$	232.4	$	250.6
Engineering revenue:
Medical Imaging	$	1.4	$	1.2		$	2.4	$	1.9
Ultrasound		0.1		-			0.1		0.2
Security and Detection		1.0		-			1.1		-
Total engineering revenue	$	2.5	$	1.2		$	3.6	$	2.1
Net revenue:
Medical Imaging	$	63.4	$	72.4		$	116.5	$	139.6
Ultrasound		43.5		40.3			80.8		76.1
Security and Detection		22.3		18.8			38.7		37.0
Total net revenue	$	129.2	$	131.5		$	236.0	$	252.7
Income (loss) from operations:
Medical Imaging (A)	$	7.4	$	12.2		$	12.2	$	18.9
Ultrasound (B)		4.3		(4.5	)		5.6		(10.3	)
Security and Detection		4.0		1.8			5.8		4.8
Total income from operations		15.7		9.5			23.6		13.4
Total other income (loss), net		1.0		0.0			1.2		(0.4	)
Income before income taxes	$	16.7	$	9.5		$	24.8	$	13.0

	As of		As of
	January 31,		July 31,
(in millions)	2018		2017
Identifiable total assets by segment:
Medical Imaging	$	161.8	$	169.1
Ultrasound		134.9		133.6
Security and Detection		41.7		36.0
Total reportable segment assets		338.4		338.7
Corporate assets (C)		221.4		197.0
Total identifiable assets	$	559.8	$	535.7

(A)	Includes restructuring charges of $0.0 million and $0.1 million for the three months ended January 31, 2018 and January 31, 2017, respectively, and $0.1 million for each of the six months ended January 31, 2018 and January 31, 2017, respectively.

(B)	Includes restructuring charges of $0.2million for each of the three months ended January 31, 2018 and January 31, 2017, respectively, and $0.6 million and $0.2 million for the six months ended January 31, 2018 and January 31, 2017, respectively.

(C)	Includes cash, cash equivalents, and short-term marketable securities of $149.7 million and $135.2 million as of January 31, 2018 and July 31, 2017, respectively.