Note 3. Termination of Jamul Development Agreement (Detail) (USD $)	12 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended
Dec. 30, 2012	Jan. 01, 2012	Mar. 31, 2012 Jamul Tribe [Member]	Dec. 30, 2012 Jamul Tribe [Member]	Dec. 30, 2012 Jamul Tribe [Member]	Jan. 01, 2012 Jamul Tribe [Member]
Accounts Receivable, Fair Value Disclosure				$ 0	$ 0	$ 0
Accrued Advances on Notes Receivable				57,500,000	57,500,000
Advances on Notes Receivable			500,000	1,300,000	1,800,000
Asset Impairment Charges		3,700,000
Unrealized Gain (Loss) from Notes Receivables	$ 0	$ (11,900,000)

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. Amounts due from customers or clients for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, as well as any other amounts due from others, including related parties, which may be included in accounts receivable as categorized on the statement of financial position.

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The charge against earnings resulting from the aggregate write down of all assets from their carrying value to their fair value.

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