XML 32 R7.htm IDEA: XBRL DOCUMENT

Balance Sheet Details

9 Months Ended

Jun. 30, 2012

Note 3 — Balance Sheet Details

The components of accounts receivable are as follows (in thousands):

	June 30,			September 30,
	2012			2011
				(As Restated)

Trade and other receivables	$	16,581		$	20,259
Long-term contracts:
Billed	99,252			89,056
Unbilled	230,806			142,070
Allowance for doubtful accounts	(671		)	(395		)
Total accounts receivable	345,968			250,990
Less estimated amounts not currently due	(22,850		)	(23,700		)
Current accounts receivable	$	323,118		$	227,290

The amount classified as not currently due is an estimate of the amount of long-term contract accounts receivable that will not be collected within one year from June 30, 2012 under transportation systems contracts in the U.S., Australia and the U.K. The non-current balance at September 30, 2011 represented non-current amounts due from customers under transportation systems contracts in the same locations.

Inventories consist of the following (in thousands):

	June 30,			September 30,
	2012			2011
				(As Restated)
Work in process and inventoried costs under long-term contracts	$	73,096		$	71,855
Customer advances	(24,211		)	(34,582		)
Raw material and purchased parts	737			1,086
Net inventories	$	49,622		$	38,359

Long-term capitalized contract costs include costs incurred on a contract to develop and manufacture a transportation fare system for a customer for which revenue will not be recognized until delivery of the system.