Operating segment information, along with a reconciliation of segment net income (loss) and consolidated net income to Adjusted EBITDA is presented in the tables below:



	Three months ended April 30, 2019
	Commercial Solutions		Government Solutions		Unallocated		Total
Net sales	$	89,600,000	80,848,000		—		$	170,448,000
Operating income (loss)	$	8,126,000	10,053,000		(6,883,000	)	$	11,296,000

Net income (loss)	$	8,086,000	10,073,000		(10,547,000	)	$	7,612,000
Provision for income taxes	10,000		—		1,537,000		1,547,000
Interest (income) and other expense	9,000		(21,000	)	(10,000	)	(22,000		)
Interest expense	21,000		1,000		2,137,000		2,159,000
Amortization of stock-based compensation	—		—		1,119,000		1,119,000
Amortization of intangibles	3,692,000		844,000		—		4,536,000
Depreciation	2,374,000		367,000		177,000		2,918,000
Estimated contract settlement costs	2,465,000		—		—		2,465,000
Acquisition plan expenses	—		—		1,704,000		1,704,000
Adjusted EBITDA	$	16,657,000	11,264,000		(3,883,000	)	$	24,038,000

Purchases of property, plant and equipment	$	1,730,000	296,000		181,000		$	2,207,000
Long-lived assets acquired in connection with the acquisitions of Solacom and the GD NG-911 business	$	60,451,000	—		—		$	60,451,000
Total assets at April 30, 2019	$	665,499,000	200,442,000		37,546,000		$	903,487,000



	Three months ended April 30, 2018
		Commercial Solutions		Government Solutions	Unallocated		Total
Net sales		$	89,936,000	57,918,000	—		$	147,854,000
Operating income (loss)		$	13,282,000	6,048,000	(5,351,000	)	$	13,979,000

Net income (loss)		$	12,938,000	5,975,000	(10,703,000	)	$	8,210,000
Provision for income taxes		210,000		—	2,861,000		3,071,000
Interest (income) and other expense		110,000		73,000	15,000		198,000
Interest expense		24,000		—	2,476,000		2,500,000
Amortization of stock-based compensation		—		—	1,104,000		1,104,000
Amortization of intangibles		4,425,000		844,000	—		5,269,000
Depreciation		2,329,000		573,000	268,000		3,170,000
Adjusted EBITDA		$	20,036,000	7,465,000	(3,979,000	)	$	23,522,000

Purchases of property, plant and equipment		$	2,140,000	217,000	106,000		$	2,463,000
Total assets at April 30, 2018		$	615,643,000	177,495,000	40,934,000		$	834,072,000



	Nine months ended April 30, 2019
	Commercial Solutions		Government Solutions		Unallocated		Total
Net sales	$	254,308,000	241,117,000		—		$	495,425,000
Operating income (loss)	$	23,942,000	24,480,000		(17,420,000	)	$	31,002,000

Net income (loss)	$	23,783,000	24,505,000		(29,382,000	)	$	18,906,000
Provision for income taxes	65,000		—		1,726,000		1,791,000
Interest (income) and other expense	32,000		(33,000	)	(6,000	)	(7,000		)
Write-off of deferred financing costs	—		—		3,217,000		3,217,000
Interest expense	62,000		8,000		7,025,000		7,095,000
Amortization of stock-based compensation	—		—		3,356,000		3,356,000
Amortization of intangibles	10,581,000		2,532,000		—		13,113,000
Depreciation	6,898,000		1,113,000		607,000		8,618,000
Estimated contract settlement costs	6,351,000		—		—		6,351,000
Settlement of intellectual property litigation	—		—		(3,204,000	)	(3,204,000		)
Acquisition plan expenses	—		—		4,612,000		4,612,000
Facility exit costs	—		1,373,000		—		1,373,000
Adjusted EBITDA	$	47,772,000	29,498,000		(12,049,000	)	$	65,221,000

Purchases of property, plant and equipment	$	4,593,000	1,357,000		438,000		$	6,388,000
Long-lived assets acquired in connection with the acquisitions of Solacom and the GD NG-911 business	$	60,451,000	—		—		$	60,451,000
Total assets at April 30, 2019	$	665,499,000	200,442,000		37,546,000		$	903,487,000



	Nine months ended April 30, 2018
		Commercial Solutions		Government Solutions	Unallocated		Total
Net sales		$	251,874,000	151,280,000	—		$	403,154,000
Operating income (loss)		$	26,996,000	5,108,000	(13,020,000	)	$	19,084,000

Net income (loss)		$	26,598,000	5,020,000	(9,307,000	)	$	22,311,000
Provision for (benefit from) income taxes		209,000		—	(11,232,000	)	(11,023,000		)
Interest (income) and other expense		100,000		85,000	4,000		189,000
Interest expense		89,000		3,000	7,515,000		7,607,000
Amortization of stock-based compensation		—		—	2,931,000		2,931,000
Amortization of intangibles		13,274,000		2,532,000	—		15,806,000
Depreciation		7,229,000		1,777,000	827,000		9,833,000
Adjusted EBITDA		$	47,499,000	9,417,000	(9,262,000	)	$	47,654,000

Purchases of property, plant and equipment		$	4,517,000	499,000	283,000		$	5,299,000
Total assets at April 30, 2018		$	615,643,000	177,495,000	40,934,000		$	834,072,000