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 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Segment Reporting Information [Line Items]        
Revenues $ 20,311 $ 19,898 $ 39,828 $ 40,325
Operating Income (Loss) 773 (1,761) 1,234 (2,013)
General and administrative 2,615 3,291 5,670 6,212
Depreciation and amortization 901 805 1,679 1,671
Interest expense, net of interest income 290 220 608 479
Income (loss) from continuing operations before provision for income taxes 483 (1,981) 626 (2,492)
Operating Segments [Member]        
Segment Reporting Information [Line Items]        
Revenues 20,311 19,898 39,828 40,325
Operating Income (Loss) 4,850 4,337 9,266 8,582
General and administrative 2,615 3,291 5,670 6,212
Depreciation and amortization 901 805 1,679 1,671
Interest expense, net of interest income 290 220 608 479
Equity in (income) loss of investee companies (134) 153 (111) 108
Other, net 695 1,849 794 2,604
Income (loss) from continuing operations before provision for income taxes 483 (1,981) 626 (2,492)
Operating Segments [Member] | Owned restaurants [Member]        
Segment Reporting Information [Line Items]        
Revenues 15,520 14,683 30,596 28,911
Operating Income (Loss) 2,084 1,437 3,748 2,420
Operating Segments [Member] | Owned food, beverage and other operations [Member]        
Segment Reporting Information [Line Items]        
Revenues 2,083 2,431 4,088 6,316
Operating Income (Loss) 58 116 374 1,064
Operating Segments [Member] | Managed and licensed operations [Member]        
Segment Reporting Information [Line Items]        
Revenues 2,708 2,784 5,144 5,098
Operating Income (Loss) $ 2,708 $ 2,784 $ 5,144 $ 5,098