Recent Developments - Additional Information (Detail) (USD $)	1 Months Ended	3 Months Ended	12 Months Ended				3 Months Ended				1 Months Ended			3 Months Ended		1 Months Ended
	Nov. 30, 2012	Dec. 31, 2012 Location	Sep. 30, 2012 Restaurant	Sep. 30, 2011 Restaurant	Dec. 31, 2012 Wheat Ridge Colorado Location	Dec. 31, 2012 Thornton Colorado Location	Dec. 31, 2012 Series C Preferred Stock	Dec. 31, 2012 Company-Owned Restaurants Restaurant	Dec. 31, 2012 Franchisee Restaurant	Dec. 31, 2012 Taco Johns Restaurant	Jan. 25, 2013 Subsequent Event Wheat Ridge Colorado	Jan. 25, 2013 Subsequent Event Real Estate	Dec. 31, 2012 SII Investment Transaction Series C Preferred Stock	Dec. 31, 2012 SII Investment Transaction Series C Preferred Stock Private Placement	Dec. 31, 2012 March 31, 2013	Jan. 25, 2013 March 31, 2013 Subsequent Event Thornton Colorado	Nov. 30, 2012 PFGI II LLC Note	Jan. 25, 2013 PFGI II LLC Note Subsequent Event
Recent Developments [Line Items]
Issue of convertible preferred stock		355,451	355,451											355,451
Issuance of preferred stock value														$ 1,500,000
Issue price per share													$ 4.22	$ 4.22
Issuance of shares to Investors													118,483
Issuance amount of shares to Investors		1,000	1,000										500,000
Preference stock dividend rate							8.00%
Accrued dividends payable date							2013-02
Increase in preference stock dividend rate							15.00%
Dividend rate increase, start date							Mar. 28, 2014
Assets held for sale		1,888,000	1,380,000
Net proceeds from sale lease back agreements	1,377,000	1,377,000									870,000	870,000			1,085,000	1,085,000
Repayment of notes payable																	765,000	531,000
Purchase of real estate	760,000
Payments to acquire business		1,256,000
Business acquisition, cash paid		656,000
Business acquisition, short term note issued		$ 600,000
Number of site		2			1	1
Number of restaurants sold								2
Number of restaurants closed			4	4					2	2
Number of restaurants									3