Note 15 - Subsequent Events (Details Textual) - USD ($) |
1 Months Ended | 3 Months Ended | |||
|---|---|---|---|---|---|
Sep. 22, 2016 |
Sep. 13, 2016 |
Oct. 07, 2016 |
Aug. 30, 2016 |
May 31, 2016 |
|
| Former Chairman of the Board of Directors, President, and Chief Executive Officer [Member] | Subsequent Event [Member] | |||||
| Severance Costs | $ 0 | ||||
| Subsequent Event [Member] | |||||
| Proceeds from Sale of Buildings | $ 2,800,000 | ||||
| Operating Lease Obligations, Amount Settled During Period | $ 3,100,000 | ||||
| One Office Building at the Restaurant Support Center [Member] | |||||
| Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Current | $ 6,000,000 | ||||
| Severance Costs | 2,020,000 | ||||
| Operating Lease Obligation | $ 31,888,000 | $ 6,270,000 |