Fair Value Measurements (Details 1) (USD $) In Thousands, unless otherwise specified	Apr. 25, 2014		Apr. 26, 2013
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and equivalents	$ 7,826	[1]	$ 9,010	[1]
Short-term note receivable	18	[2]	18	[2]
Long-term note receivable	16,243	[3]	13,815	[3]
Asset Fair Value Disclosure	24,087		22,843
Long-term debt	835	[4],[5]	816	[4],[5]
Interest on note receivable from the sale of land	7.00%		7.00%
Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and equivalents	7,826	[1]	9,010	[1]
Short-term note receivable	0	[2]	0	[2]
Long-term note receivable	0	[3]	0	[3]
Asset Fair Value Disclosure	7,826		9,010
Long-term debt	0	[4],[5]	0	[4],[5]
Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and equivalents	0	[1]	0	[1]
Short-term note receivable	18	[2]	18	[2]
Long-term note receivable	225	[3]	245	[3]
Asset Fair Value Disclosure	243		263
Long-term debt	835	[4],[5]	816	[4],[5]
Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and equivalents	0	[1]	0	[1]
Short-term note receivable	0	[2]	0	[2]
Long-term note receivable	16,018	[3]	13,570	[3]
Asset Fair Value Disclosure	16,018		13,570
Long-term debt	$ 0	[4],[5]	$ 0	[4],[5]

[1] Cash and equivalents primarily represent cash deposits as well as credit card receivables that generally settle in less than three days.

[2] Short-term note receivable is the current portion of a note receivable from the sale of land with an interest rate of 7 percent.

[3] Long-term note receivable includes a note receivable from the sale of land with an interest rate of 7 percent (Level 2) and a promissory note from SWH Mimi's Café Holding Company, LLC that is valued using a discounted cash flow model (Level 3).

[4] The fair value of our interest-free long-term debt is based on the current interest rates offered for similar instruments. This loan provided funds to assist with the construction costs of our new corporate headquarters.

[5] Carrying value of our revolving credit facility, recorded as a current liability on our consolidated balance sheets, approximates fair value