Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2015

Commitments and Contingencies [Abstract]

Rental Expense Under Operating Leases

	(Unaudited)
	Three Months Ended March 31
	2015			2014
Rent expense	$	2,682,003		$	2,143,450
Less: Sublease income		(844,151	)		(245,553	)
Total rent expense, net	$	1,837,851		$	1,897,897

Annual Minimum Payments Under Operating Leases

As of March 31,	Minimum Lease Payment		Sublease Income		Net Minimum Lease Payment
2016	$	12,522,064		2,003,093		10,518,971
2017		12,381,624		-		12,381,624
2018		11,464,568		-		11,464,568
2019		11,121,851		-		11,121,851
2020		10,681,118		-		10,681,118
Thereafter		79,696,742		-		79,696,742
Total	$	137,867,967		2,003,093		135,864,874