Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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- Definition

The earnings attributable to each security on the basis that all of the earnings for the period had been distributed (to the extent that each security may share in earnings). This is the earnings amount which reflects the participation rights in undistributed earnings of each security.

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Earnings Per Share - Additional Information (Detail) (USD $) In Thousands, except Share data in Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Sep. 28, 2013	Sep. 29, 2012
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Basic earnings per share	$ 0.42	$ (0.25)	$ 0.18	$ (0.33)
Preferred stock redemption dividend	$ 22,333		$ 22,333
Weighted average distribution per share	$ 4.54
Options and non-vested shares excluded from computation of diluted earnings per share	4.7	17.5	6.8	15.6
Common Stock
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Basic earnings per share, undistributed	$ 0.42
Redeemable Preferred Stock
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Basic earnings per share, undistributed	$ 0.29
Basic earnings per share	$ 0.42
Basic earnings per share, distributed	$ 0.13
Preferred stock redemption dividend	$ 22,333