Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Jul. 02, 2017	Jan. 01, 2017
Property and equipment, accumulated depreciation	$ 270,965	$ 254,807
Franchise rights, accumulated amortization	97,061	93,799
Franchise agreements, accumulated amortization	10,302	9,734
Favorable leases, accumulated amortization	2,021	1,760
Unfavorable leases, accumulated amortization	$ 4,635	$ 4,643
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	36,158,711	35,835,800
Common stock, shares, outstanding	35,427,401	35,258,579