Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Accounts and notes receivable, current portion, allowances	$ 4,794	$ 4,495
Property and equipment, accumulated depreciation	19,184	19,993
Franchise agreements
Franchise agreements and other intangible assets, accumulated depreciation	94,039	87,330
Other intangible assets
Franchise agreements and other intangible assets, accumulated depreciation	$ 8,751	$ 8,550
Class A common stock
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, shares authorized	180,000,000	180,000,000
Common stock, shares issued	12,329,110	11,768,041
Common stock, shares outstanding	12,329,110	11,768,041
Class B common stock
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, shares authorized	1,000	1,000
Common stock, shares issued	1	1
Common stock, shares outstanding	1	1