This item represents the net total realized and unrealized gain (loss) included in earnings for the period as a result of selling or holding marketable securities categorized as trading, available-for-sale, or held-to-maturity, including the unrealized holding gain (loss) of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) for available-for-sale securities transferred to trading securities during the period. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities.

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This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents notes payable as of the balance sheet date.

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Fair Value Measurements - Additional Information (Detail) (USD $)	3 Months Ended	12 Months Ended
	Dec. 31, 2010	Dec. 31, 2010	Dec. 31, 2011	Jan. 31, 2010
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Face value of auction rate securities			$ 13,000,000
Fair value of auction rate securities			0
Amount that the company seeking in a lawsuit against broker-dealer of auction rate securities				13,000,000
Pre-tax loss on marketable securities	(13,000,000)	(13,000,000)
Income Statement Hedge
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value of Hedge			500,000
Balance Sheet Hedge
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value of Hedge			0
Joe Boxer \| Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value of the note receivable			4,000,000
New Brands \| Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value of the note receivable			3,900,000
Purim LLC \| Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value of the note payable			12,000,000
Beagle Note \| Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value of the note receivable			$ 15,300,000