Note 11 - Commitments and Contingencies (Details Textual) - USD ($) $ in Millions	Mar. 29, 2017	Jun. 06, 2017
Letters of Credit Outstanding, Amount		$ 14.8
Purchase Obligation		42.8
Dennis Krystek v. Ruby Tuesday [Member]
Litigation Settlement, Amount Awarded to Other Party	$ 5.0
Dennis Krystek v. Ruby Tuesday [Member] | Rent and Other [Member]
Loss Contingency Accrual		$ 5.0