Fair Value Measurements and Disclosures (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 29, 2013		Dec. 30, 2012
Measurement of financial assets and liabilities at fair value on a recurring basis
Transfers among levels within the fair value hierarchy	$ 0		$ 0
Measured on Recurring Basis | Level 1
Measurement of financial assets and liabilities at fair value on a recurring basis
Cash surrender value of life insurance policies	16,798	[1]	13,551	[1]
Measured on Recurring Basis | Level 2
Measurement of financial assets and liabilities at fair value on a recurring basis
Interest rate swap liabilities	76	[2]	104	[2]
Measured on Recurring Basis | Carrying Value
Measurement of financial assets and liabilities at fair value on a recurring basis
Cash surrender value of life insurance policies	16,798	[1]	13,551	[1]
Interest rate swap liabilities	$ 76	[2]	$ 104	[2]

[1] Represents life insurance policies held in our non-qualified deferred compensation plan.

[2] The fair value of our interest rate swap is based on the sum of all future net present value cash flows. The future cash flows are derived based on the terms of our interest rate swap, as well as considering published discount factors, and projected London Interbank Offered Rates (?LIBOR?).