Segment Reporting (Tables)

3 Months Ended

Sep. 30, 2012

Schedule of Financial Information of Company's Operation by Segment

The following tables summarize selected financial information of the Company’s operations by segment:

	Three Months Ended September 30, 2012
	Infrared Optics		Near- Infrared Optics		Military & Materials			Advanced Products Group			Eliminations			Total
Revenues	$	51,556	$	40,646	$	23,935		$	16,155		$	—		$	132,292
Inter-segment revenues		500		332		1,540			1,184			(3,556	)		—
Segment earnings (loss)		11,842		7,722		(2,148	)		(822	)		—			16,594
Interest expense		—		—		—			—			—			(36	)
Other income, net		—		—		—			—			—			761
Income taxes		—		—		—			—			—			(4,187	)
Net earnings		—		—		—			—			—			13,132
Depreciation and amortization		2,064		4,287		1,487			1,234			—			9,072
Segment assets		225,857		273,585		106,658			105,025			—			711,125
Expenditures for property, plant and equipment		1,376		1,409		1,330			1,814			—			5,929
Equity investment		—		—		—			11,026			—			11,026
Goodwill		9,695		48,413		12,326			10,314			—			80,748

	Three Months Ended September 30, 2011
	Infrared Optics		Near- Infrared Optics		Military & Materials		Advanced Products Group		Eliminations			Total
Revenues	$	50,796	$	30,989	$	30,780	$	25,808	$	—		$	138,373
Inter-segment revenues		658		542		1,936		784		(3,920	)		—
Segment earnings		12,357		2,560		2,110		6,008		—			23,035
Interest expense		—		—		—		—		—			(59	)
Other income, net		—		—		—		—		—			1,630
Income taxes		—		—		—		—		—			(5,892	)
Net earnings		—		—		—		—		—			18,714
Depreciation and amortization		2,195		3,643		1,535		937		—			8,310
Segment assets		201,558		236,405		126,498		101,467		—			665,928
Expenditures for property, plant and equipment		1,700		4,215		3,513		3,284		—			12,712
Equity investments		—		—		—		15,777		—			15,777
Goodwill		9,834		53,359		12,326		10,314		—			85,833