Recent Developments - Additional Information (Detail) (USD $)	1 Months Ended		6 Months Ended	12 Months Ended			3 Months Ended			1 Months Ended			6 Months Ended			6 Months Ended		1 Months Ended
	Mar. 01, 2013	Nov. 30, 2012	Mar. 31, 2013	Sep. 30, 2012 Restaurant	Sep. 30, 2011 Restaurant	Dec. 31, 2012	Dec. 31, 2012 Company-Owned Restaurants Restaurant	Dec. 31, 2012 Franchisee Restaurant	Dec. 31, 2012 Taco Johns Restaurant	Jan. 25, 2013 Real Estate	Jan. 25, 2013 PFGI II LLC Note	Nov. 30, 2012 PFGI II LLC Note	Mar. 31, 2013 Series C Preferred Stock	Mar. 31, 2012 Series C Preferred Stock	Mar. 31, 2013 SII Investment Transaction Series C Preferred Stock	Mar. 31, 2013 SII Investment Transaction Series C Preferred Stock Private Placement	May 01, 2013 Subsequent Event	Apr. 09, 2013 Subsequent Event BDFD Installment	Apr. 26, 2013 Subsequent Event Issuance of Equity	Apr. 09, 2013 Subsequent Event First Installment BDFD	Apr. 09, 2013 Subsequent Event Second Installment BDFD
Recent Developments [Line Items]
Number of shares in each unit																			1
Number of warrant in each unit																			1
Share of common stock for each warrant being exercisable																			0.5
Ownership interest																		48.00%
Subscription agreement for the purchase of Class A Units																		4,800
Value of subscription																		$ 750,000		$ 375,000	$ 375,000
Number of installments																		2
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				1,380,000
Net proceeds from sale lease back agreements	1,085,000	1,377,000	3,329,000							870,000
Repayment of notes payable	600,000										531,000	765,000
Purchase of real estate		760,000
Payments to acquire business						1,256,000											75,000
Business acquisition, cash paid						656,000
Business acquisition, short term note issued						$ 600,000
Number of restaurants sold							2
Number of restaurants closed				4	4			2	2
Number of restaurants								3