Consolidated Balance Sheets (USD $)	Mar. 31, 2013	Sep. 30, 2012
Current assets:
Cash and cash equivalents	$ 9,497,330	$ 17,290,948
Restricted cash	500,000
Short term investments - available-for-sale securities	1,828,715	777,445
Accounts receivable, net	1,483,034	1,755,142
Merchandise inventory	42,536,486	37,543,861
Prepaid expenses and other assets	885,025	696,364
Deferred income tax assets	1,007,314	842,963
Total current assets	57,737,904	58,906,723
Property and equipment, net	85,649,939	64,602,743
Other assets:
Long-term investments - available-for-sale securities		973,729
Deposits and other assets	201,268	196,365
Goodwill	511,029	511,029
Deferred financing costs, net	42,207	54,643
Other intangibles, net of accumulated amortization of $654,187 and $626,609, respectively	388,886	416,464
Total other assets	1,143,390	2,152,230
Total assets	144,531,233	125,661,696
Current liabilities:
Accounts payable	26,319,211	26,031,756
Accrued expenses	9,519,631	7,783,430
Note payable - related party, current portion	154,135	260,187
Capital lease finance obligation, current portion	48,859	11,884
Capital lease obligation, current portion	150,009
Total current liabilities	36,191,845	34,087,257
Long-term liabilities:
Capital lease finance obligation, net of current portion	11,121,679	4,168,700
Capital lease finance obligation for assets under construction		1,345,258
Capital lease obligation, net of current portion	4,696,557
Deferred income tax liabilities	4,959,413	4,143,351
Deferred rent	3,939,604	3,618,233
Leasehold incentives	4,988,422	5,327,408
Note payable - related party, net of current portion		22,312
Total long-term liabilities	29,705,675	18,625,262
Total liabilities	65,897,520	52,712,519
Commitments (Note 11)
Stockholders' equity:
Common stock, $0.001 par value. Authorized 50,000,000 shares, 22,401,924 and 22,372,184 issued and outstanding at March 31, 2013 and September 30, 2012, respectively	22,402	22,372
Additional paid in capital	52,918,503	52,675,925
Accumulated other comprehensive loss	(366)	(3,696)
Retained earnings	25,693,174	20,254,576
Total stockholders' equity	78,633,713	72,949,177
Total liabilities and stockholders' equity	$ 144,531,233	$ 125,661,696