Leases - Future Minimum Payments Under Noncancelable Operating Leases with Initial or Remaining Terms (Detail) (USD $)	Jun. 30, 2013
Operating Leased Assets [Line Items]
2014	$ 817,377
2015	728,895
2016	639,260
2017	567,935
2018	403,695
Thereafter	502,388
Total minimum lease payment	3,659,550
Leases with Unrelated Parties [Member]
Operating Leased Assets [Line Items]
2014	512,509
2015	513,456
2016	423,821
2017	398,093
2018	328,571
Thereafter	482,141
Total minimum lease payment	2,658,591
Leases with Related Parties [Member]
Operating Leased Assets [Line Items]
2014	304,868
2015	215,439
2016	215,439
2017	169,842
2018	75,124
Thereafter	20,247
Total minimum lease payment	$ 1,000,959