The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The intrinsic value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units, as calculated by applying the disclosed pricing methodology.

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The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The intrinsic value of equity-based payment equity instruments, excluding stock (or unit) options, that vested during the reporting period as calculated by applying the disclosed pricing methodology.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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Number of shares reserved for issuance under non-option equity instrument agreements awarded that validly exist and are outstanding, including vested instruments.

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Number of share instruments newly issued under a share-based compensation plan.

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Weighted average price at which grantees can acquire the shares reserved for issuance on units awarded.

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Note 13 - Equity Plans (Detail) - Restricted Stock Unit Activity (USD $)	1 Months Ended		0 Months Ended			12 Months Ended
	Dec. 31, 2011	Jan. 04, 2010	Jan. 03, 2012 Restricted Stock Units (RSUs) [Member]	Mar. 02, 2011 Restricted Stock Units (RSUs) [Member]	Jan. 04, 2010 Restricted Stock Units (RSUs) [Member]	Dec. 31, 2012 Restricted Stock Units (RSUs) [Member]
Number of Shares (in Shares)			147,603			147,603
Weighted Average Exercise Price		$ 33.85	$ 27.16			$ 27.16
Vested at December 31, 2012 (in Shares)						127,654
Vested at December 31, 2012						$ 26.61
Vested at December 31, 2012						$ 0
Granted (in Shares)	81,475		1,800	1,800	1,800	47,275
Granted						$ 23.26
Converted into shares (in Shares)						(375)
Converted into shares						22.68
Forfeited (in Shares)						(1,684)
Forfeited						$ 25.96
Number of Shares (in Shares)						192,819
Weighted Average Exercise Price		$ 33.85				$ 26.22
Aggregate Intrinsic Value						$ 0