Quarterly report pursuant to Section 13 or 15(d)

Segment reporting (Details)

v3.10.0.1
Segment reporting (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Segment Reporting Information [Line Items]        
Revenues $ 19,960 $ 17,812 $ 59,788 $ 58,137
Operating Income (Loss) 336 (509) 1,569 (2,522)
General and administrative 2,266 2,267 7,937 8,479
Depreciation and amortization 896 950 2,575 2,621
Interest expense, net of interest income 294 325 902 804
Income (loss) from continuing operations before provision for income taxes 42 (834) 667 (3,326)
Operating Segments [Member]        
Segment Reporting Information [Line Items]        
Revenues 19,960 17,812 59,788 58,137
Operating Income (Loss) 4,063 3,421 13,329 12,003
General and administrative 2,266 2,267 7,937 8,479
Depreciation and amortization 896 950 2,575 2,621
Interest expense, net of interest income 294 325 902 804
Equity in (income) loss of investee companies 0 (264) (111) (156)
Other, net 565 977 1,359 3,581
Income (loss) from continuing operations before provision for income taxes 42 (834) 667 (3,326)
Operating Segments [Member] | Owned restaurants [Member]        
Segment Reporting Information [Line Items]        
Revenues 15,312 13,189 45,908 42,100
Operating Income (Loss) 1,483 842 5,231 3,262
Operating Segments [Member] | Owned food, beverage and other operations [Member]        
Segment Reporting Information [Line Items]        
Revenues 1,960 2,144 6,048 8,460
Operating Income (Loss) (108) 100 266 1,164
Operating Segments [Member] | Managed and licensed operations [Member]        
Segment Reporting Information [Line Items]        
Revenues 2,688 2,479 7,832 7,577
Operating Income (Loss) $ 2,688 $ 2,479 $ 7,832 $ 7,577