15. Employee Compensation and Benefits (Details 2) (USD $)	6 Months Ended
	Jun. 30, 2014	Dec. 31, 2013
Options Outstanding Shares	3,906,552	1,604,500
Options Outstanding Shares Remaining Contractual Life (Years)	9 years 3 months 18 days
Options Exercisable Shares	419,348
Options Exercisable Price	$ 5.63
Range Of Exercise Price From 2.09 to 3.98 Member
Options Outstanding Shares	2,419,852
Options Outstanding Shares Remaining Contractual Life (Years)	9 years 2 months 12 days
Options Exercisable Shares	229,852
Options Exercisable Price	$ 3.73
Range of Exercise Price from 4.20 To 5.66 Member
Options Outstanding Shares	617,250
Options Outstanding Shares Remaining Contractual Life (Years)	9 years 9 months 18 days
Options Exercisable Shares
Options Exercisable Price
Range of Exercise Price from 6.10 To 7.11 Member
Options Outstanding Shares	91,583
Options Outstanding Shares Remaining Contractual Life (Years)	7 years 6 months
Options Exercisable Shares	54,495
Options Exercisable Price	$ 6.10
Range of Exercise Price from 7.26 To 8.63 Member
Options Outstanding Shares	731,200
Options Outstanding Shares Remaining Contractual Life (Years)	9 years 8 months 12 days
Options Exercisable Shares	95,000
Options Exercisable Price	$ 8.21
Range of Exercise Price from 9.02 To 10.35 Member
Options Outstanding Shares	46,667
Options Outstanding Shares Remaining Contractual Life (Years)	7 years 3 months 18 days
Options Exercisable Shares	40,001
Options Exercisable Price	$ 9.76