BALANCE SHEET DETAILS

6 Months Ended

Jan. 31, 2014

The following tables provide details of selected balance sheet items:



	Jan 31, 2014			Jul 31, 2013
Accounts receivable:
Billed	$	482,809		$	508,448
Unbilled	67,548			72,787
Total	550,357			581,235
Less: Allowances for doubtful accounts	(13,602		)	(14,900		)
	$	536,755		$	566,335

Unbilled receivables principally relate to revenues accrued for long-term contracts recorded under the percentage-of-completion method of accounting.



	Jan 31, 2014		Jul 31, 2013
Inventory:
Raw materials and components	$	114,702	$	94,837
Work-in-process	105,484		94,998
Finished goods	174,679		191,212
	$	394,865	$	381,047



	Jan 31, 2014			July 31, 2013
Property, plant and equipment:
Property, plant and equipment	$	1,719,826		$	1,650,274
Less: Accumulated depreciation and amortization	(930,484		)	(875,326		)
	$	789,342		$	774,948