Quarterly report pursuant to Section 13 or 15(d)

Segment reporting (Details)

v3.8.0.1
Segment reporting (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Segment Reporting Information [Line Items]    
Revenues $ 19,517 $ 20,427
Operating Income (Loss) 461 (252)
General and administrative 3,055 2,921
Depreciation and amortization 778 866
Interest expense, net of interest income 318 259
Income (loss) from continuing operations before provision for income taxes 143 (511)
Operating Segments [Member]    
Segment Reporting Information [Line Items]    
Revenues 19,517 20,427
Operating Income (Loss) 4,416 4,245
General and administrative 3,055 2,921
Depreciation and amortization 778 866
Interest expense, net of interest income 318 259
Equity in loss (income) of investee companies 23 (45)
Other, net 99 755
Income (loss) from continuing operations before provision for income taxes 143 (511)
Operating Segments [Member] | Owned restaurants [Member]    
Segment Reporting Information [Line Items]    
Revenues 15,076 14,228
Operating Income (Loss) 1,664 983
Operating Segments [Member] | Owned food, beverage and other operations [Member]    
Segment Reporting Information [Line Items]    
Revenues 2,005 3,885
Operating Income (Loss) 316 948
Operating Segments [Member] | Managed and licensed operations [Member]    
Segment Reporting Information [Line Items]    
Revenues 2,436 2,314
Operating Income (Loss) $ 2,436 $ 2,314