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Investments in Limited Partnerships and Marketable Securities Summary of Marketable Securities (Details)	12 Months Ended
	Dec. 26, 2015 USD ($)
Schedule of Available-for-sale Securities [Line Items]
Sales of available for sale securities	$ 0
Amortized Cost	4,650,000
Gross Unrealized Gains	0
Gross Unrealized Losses	141,000
Fair Value	4,509,000
Mutual fund
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	4,650,000
Gross Unrealized Gains	0
Gross Unrealized Losses	141,000
Fair Value	$ 4,509,000

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Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 25
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Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

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