Annual report pursuant to Section 13 and 15(d)

Quarterly Results of Operations (unaudited) (Details)

v3.6.0.2
Quarterly Results of Operations (unaudited) (Details)
$ / shares in Units, $ in Thousands
3 Months Ended 4 Months Ended 12 Months Ended
Dec. 25, 2016
USD ($)
restaurant
$ / shares
Oct. 02, 2016
USD ($)
restaurant
$ / shares
Jul. 10, 2016
USD ($)
restaurant
$ / shares
Dec. 27, 2015
USD ($)
restaurant
$ / shares
Oct. 04, 2015
USD ($)
$ / shares
Jul. 12, 2015
USD ($)
$ / shares
Apr. 17, 2016
USD ($)
$ / shares
Apr. 19, 2015
USD ($)
$ / shares
Dec. 25, 2016
USD ($)
restaurant
$ / shares
Dec. 27, 2015
USD ($)
restaurant
$ / shares
Dec. 28, 2014
USD ($)
restaurant
$ / shares
Quarterly Financial Information Disclosure [Abstract]                      
Total revenues $ 291,459 $ 297,307 $ 305,549 $ 286,300 $ 283,412 $ 292,979 $ 402,126 $ 394,901 $ 1,296,441 $ 1,257,592 $ 1,146,102
Income (loss) from operations (14,785) (4,235) 10,415 15,015 11,705 16,480 20,175 23,845 11,570 67,045 44,684
Net income (loss) $ (8,752) $ (1,300) $ 7,552 $ 11,691 $ 8,282 $ 11,166 $ 14,225 $ 16,565 $ 11,725 $ 47,704 $ 32,561
Basic earning (loss) per share (in dollars per share) | $ / shares $ (0.68) $ (0.10) $ 0.56 $ 0.85 $ 0.59 $ 0.79 $ 1.04 $ 1.18 $ 0.88 $ 3.40 $ 2.29
Diluted earning (loss) per share (in dollars per share) | $ / shares $ (0.68) $ (0.10) $ 0.55 $ 0.84 $ 0.58 $ 0.78 $ 1.03 $ 1.16 $ 0.87 $ 3.36 $ 2.25
Pre-tax non-cash impairment charge $ 19,300 $ 3,800 $ 3,900 $ 600     $ 800   $ 34,426 $ 581 $ 8,833
Number of restaurants impaired | restaurant 16 2 6 2         19 2 3
Number of previously impaired restaurants | restaurant 5                    
Restaurant closure costs $ 1,200 $ 5,500             $ 6,700    
Number of restaurants closed | restaurant                 9 1 3
Duration of fiscal period 84 days 84 days 84 days 84 days 84 days 84 days 112 days 112 days 364 days 364 days 364 days