Income Taxes (Tables)

6 Months Ended

Apr. 30, 2013

Income Tax Disclosure [Abstract]

Reconciliation of Company's effective tax rate from federal statutory rate

The tables below provide, for the periods indicated, reconciliations of the Company’s effective tax rate from the federal statutory tax rate (amounts in thousands).

	Six months ended April 30,
	2013				2012
	$		%*		$		%*
Federal tax provision at statutory rate	17,253		35.0		3,234		35.0
State tax provision, net of federal benefit	2,051		4.2		391		4.2
Increase in unrecognized tax benefits					277		3.0
Reversal of accrual for uncertain tax positions					(5,279	)	(57.1	)
Increase in deferred tax assets – net					(2,100	)	(22.7	)
Valuation allowance – reversed	(1,277	)	(2.6	)	(3,318	)	(35.9	)
Accrued interest on anticipated tax assessments	1,982		4.0		1,950		21.1
Other	179		0.4
Income tax provision (benefit)	20,188		41.0		(4,845	)	(52.4	)

	Three months ended April 30,
	2013				2012
	$		%*		$		%*
Federal tax provision at statutory rate	14,339		35.0		5,477		35.0
State tax provision, net of federal benefit	1,705		4.2		662		4.2
Increase in unrecognized tax benefits					(1,223	)	(7.8	)
Increase in deferred tax assets – net					(1,575	)	(10.0	)
Valuation allowance – reversed	(1,061	)	(2.6	)	(4,564	)	(29.2	)
Accrued interest on anticipated tax assessments	817		2.0
Other	494		1.2
Income tax provision (benefit)	16,294		39.8		(1,223	)	(7.8	)

* Due to rounding, amounts may not add.