Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Sep. 28, 2014	Dec. 29, 2013
Property and equipment, accumulated depreciation	$ 201,862	$ 188,492
Franchise rights, accumulated amortization	82,005	78,818
Franchise agreements, accumulated amortization	6,787	6,353
Favorable leases, accumulated amortization	732	496
Unfavorable leases, accumulated amortization	$ 1,922	$ 1,378
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	20,000,000	20,000,000
Preferred stock, shares issued	100	100
Preferred stock, shares outstanding	100	100
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	35,222,765	23,711,257
Common stock, shares, outstanding	34,824,060	23,048,334