Note 6 - Share-Based Compensation (Tables)

9 Months Ended

Jul. 31, 2013

Note 6 - Share-Based Compensation (Tables) [Line Items]

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

	Shares			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term		Aggregate Intrinsic Value
	(In thousands, except per share amount)
Outstanding at November 1, 2012		3,010		$	14.68
Granted		532			13.18
Exercised		(482	)		9.18
Forfeited		(24	)		12.25
Expired		(405	)		25.92
Outstanding at July 31, 2013		2,631		$	13.68		6.2	$	26,781
Fully vested and expected to vest at July 31, 2013		2,594		$	13.69		6.2	$	26,414
Exercisable at July 31, 2013		1,504		$	15.00		4.5	$	14,567

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]

	Shares			Weighted Average Grant-Date Fair Value		Remaining Vesting Period		Aggregate Intrinsic Value
	(In thousands, except per share amount)
Non-vested at November 1, 2012		652		$	11.79
Granted		415			14.88
Vested		(226	)		12.06
Forfeited		(18	)		12.82
Non-vested at July 31, 2013		823		$	13.25		1.5	$	18,727
Expected to vest		794		$	13.21		1.5	$	18,066

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]

	Three Months Ended July 31,						Nine Months Ended July 31,
	2013			2012			2013			2012
	(In thousands)
Compensation costs:
Stock options	$	602		$	363		$	1,737		$	1,366
Restricted stock		1,054			651			2,806			1,697
Total compensation cost	$	1,656		$	1,014		$	4,543		$	3,063
Related tax benefit	$	(584	)	$	(375	)	$	(1,596	)	$	(1,088	)

Employee Stock Option [Member] | Black-Scholes Valuation Model [Member]

Note 6 - Share-Based Compensation (Tables) [Line Items]

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	Three Months Ended July 31, 2013	Nine Months Ended July 31, 2013
Option valuation assumptions:
Expected dividend yield	N/A	None
Expected volatility	N/A		63.1	%
Risk-free interest rate	N/A		0.6	%
Expected term (in years)	N/A		4.4

Restricted Stock [Member] | Monte-Carlo Valuation Assumptions [Member]

Note 6 - Share-Based Compensation (Tables) [Line Items]

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	Three Months Ended July 31, 2013	Nine Months Ended July 31, 2013
Monte-Carlo valuation assumptions:
Expected dividend yield	N/A	None
Expected volatility	N/A		43.5	%
Risk-free interest rate	N/A		0.4	%
Expected term (in years)	N/A		2.8