Segment Information (Tables)

12 Months Ended

Jul. 31, 2017

Segment Reporting [Abstract]

Segment profitability allocation methodology

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

	Fiscal Year Ended July 31, 2017
	Commercial Solutions			Government Solutions		Unallocated		Total
Net sales	$	330,867,000		219,501,000		—		$	550,368,000
Operating income (loss)	$	33,234,000		9,393,000		(5,585,000	)	$	37,042,000
Net income (loss)	$	32,871,000		9,421,000		(26,465,000	)	$	15,827,000
Provision for income taxes	258,000			—		9,396,000		9,654,000
Interest (income) and other expense	(108,000		)	(34,000	)	74,000		(68,000		)
Interest expense	213,000			6,000		11,410,000		11,629,000
Amortization of stock-based compensation	—			—		8,506,000		8,506,000
Amortization of intangibles	17,698,000			5,125,000		—		22,823,000
Depreciation	9,938,000			2,938,000		1,478,000		14,354,000
Settlement of intellectual property litigation	—			—		(12,020,000	)	(12,020,000		)
Adjusted EBITDA	$	60,870,000		17,456,000		(7,621,000	)	$	70,705,000
Purchases of property, plant and equipment	$	7,007,000		1,046,000		97,000		$	8,150,000
Total assets at July 31, 2017	$	606,436,000		185,234,000		40,393,000		$	832,063,000

	Fiscal Year Ended July 31, 2016
	Commercial Solutions		Government Solutions		Unallocated		Total
Net sales	$	248,955,000	162,049,000		—		$	411,004,000
Operating income (loss)	$	23,255,000	23,006,000		(46,837,000	)	$	(576,000	)
Net income (loss)	$	22,785,000	23,018,000		(53,541,000	)	$	(7,738,000	)
Provision for (benefit from) income taxes	72,000		—		(526,000	)	(454,000		)
Interest (income) and other expense	109,000		(11,000	)	(232,000	)	(134,000		)
Interest expense	289,000		(1,000	)	7,462,000		7,750,000
Amortization of stock-based compensation	—		—		4,117,000		4,117,000
Amortization of intangibles	10,592,000		2,823,000		—		13,415,000
Depreciation	7,073,000		2,006,000		751,000		9,830,000
Acquisition plan expenses	—		—		21,276,000		21,276,000
Adjusted EBITDA	$	40,920,000	27,835,000		(20,693,000	)	$	48,062,000
Purchases of property, plant and equipment	$	4,614,000	978,000		75,000		$	5,667,000
Long-lived assets acquired in connection with the TCS acquisition	$	367,865,000	82,860,000		4,359,000		$	455,084,000
Total assets at July 31, 2016	$	631,936,000	226,865,000		62,395,000		$	921,196,000

	Fiscal Year Ended July 31, 2015
	Commercial Solutions			Government Solutions		Unallocated		Total
Net sales	$	203,674,000		103,615,000		—		$	307,289,000
Operating income (loss)	$	20,733,000		30,004,000		(16,660,000	)	$	34,077,000
Net income (loss)	$	20,502,000		30,033,000		(27,290,000	)	$	23,245,000
(Benefit from) provision for income taxes	(142,000		)	—		10,900,000		10,758,000
Interest (income) and other expense	92,000			(30,000	)	(467,000	)	(405,000		)
Interest expense	281,000			—		198,000		479,000
Amortization of stock-based compensation	—			—		4,363,000		4,363,000
Amortization of intangibles	6,211,000			—		—		6,211,000
Depreciation	5,250,000			1,242,000		33,000		6,525,000
Strategic alternatives analysis expenses and other	—			—		585,000		585,000
Adjusted EBITDA	$	32,194,000		31,245,000		(11,678,000	)	$	51,761,000
Purchases of property, plant and equipment	$	2,233,000		1,063,000		66,000		$	3,362,000
Total assets at July 31, 2015	$	233,965,000		95,314,000		144,598,000		$	473,877,000