EARNINGS PER SHARE - Basic and Diluted Earnings Per Share (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended	9 Months Ended
Sep. 29, 2012	Oct. 01, 2011	Sep. 29, 2012	Oct. 01, 2011
Net earnings per common share - basic:
Net income	$ 7,933	$ 12,361	$ 29,115	$ 38,878
Deduct: undistributed earnings allocable to convertible preferred stock		1,240	35	3,901
Net income attributable to common shareholders	$ 7,933	$ 11,121	$ 29,080	$ 34,977
Basic Weighted-average shares outstanding	44,824	27,345	42,455	27,345
Net earnings per common share - diluted:
Weighted-average shares outstanding	44,824	27,345	42,455	27,345
Dilutive impact of convertible preferred stock		3,050	268	3,050
Effect of dilutive securities - nonvested restricted stock	152		161
Weighted-average shares and potential dilutive shares outstanding	44,976	30,395	42,884	30,395
Net earnings per common share - diluted	$ 0.18	$ 0.41	$ 0.68	$ 1.28

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of convertible preferred stock using the if-converted method.

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Nonvested equity-based payment awards that contain forfeitable rights to dividends or dividend equivalents (whether paid or unpaid) that result in incremental common shares.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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The amount of preferred stock dividends that is an adjustment to net income apportioned to common stockholders.

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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