Other Balance Sheet Details (Tables)

9 Months Ended

Jul. 31, 2011

Other Balance Sheet Details [Abstract]

Other long-term assets

	October 31,		July 31,
	2010		2011
Maintenance spares inventory, net	$	53,654	$	50,117
Deferred debt issuance costs, net		28,853		24,815
Embedded redemption feature		4,220		7,600
Restricted cash		37,796		37,951
Other		5,296		5,318
	$	129,819	$	125,801

Accrued liabilities

	October 31,		July 31,
	2010		2011
Warranty	$	54,372	$	45,705
Compensation, payroll related tax and benefits		39,391		40,728
Vacation		20,412		27,614
Current restructuring liabilities		2,784		2,692
Interest payable		4,345		10,096
Other		72,690		55,728
	$	193,994	$	182,563

Accrued warranty

										Balance at
Nine months ended	Beginning									end of
July 31,	Balance		Acquired		Provisions		Settlements			period
2010	$	40,196		26,000		16,388		(18,074	)	$	64,510
2011	$	54,372		—		10,538		(19,205	)	$	45,705

Deferred revenue

	October 31,			July 31,
	2010			2011
Products	$	31,187		$	39,811
Services		73,862			87,479
		105,049			127,290
Less current portion		(75,334	)		(100,988	)
Long-term deferred revenue	$	29,715		$	26,302