v2.4.1.9
GEOGRAPHICAL SEGMENTS (Details) (USD $)
3 Months Ended 6 Months Ended
Nov. 30, 2015
Nov. 30, 2014
Nov. 30, 2015
Nov. 30, 2014
May 31, 2015
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue $ 41,349,934us-gaap_SalesRevenueServicesNet $ 33,102,321us-gaap_SalesRevenueServicesNet $ 77,233,452us-gaap_SalesRevenueServicesNet $ 65,677,322us-gaap_SalesRevenueServicesNet  
Assets 56,489,201us-gaap_Assets   56,489,201us-gaap_Assets   42,332,255us-gaap_Assets
Liabilities 46,355,337us-gaap_Liabilities   46,355,337us-gaap_Liabilities   32,830,195us-gaap_Liabilities
UNITED STATES          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 36,952,097us-gaap_SalesRevenueServicesNet
/ us-gaap_StatementGeographicalAxis
= country_US
30,965,896us-gaap_SalesRevenueServicesNet
/ us-gaap_StatementGeographicalAxis
= country_US
70,711,418us-gaap_SalesRevenueServicesNet
/ us-gaap_StatementGeographicalAxis
= country_US
61,290,063us-gaap_SalesRevenueServicesNet
/ us-gaap_StatementGeographicalAxis
= country_US
 
Assets 48,331,779us-gaap_Assets
/ us-gaap_StatementGeographicalAxis
= country_US
  48,331,779us-gaap_Assets
/ us-gaap_StatementGeographicalAxis
= country_US
  40,682,286us-gaap_Assets
/ us-gaap_StatementGeographicalAxis
= country_US
Liabilities 36,548,622us-gaap_Liabilities
/ us-gaap_StatementGeographicalAxis
= country_US
  36,548,622us-gaap_Liabilities
/ us-gaap_StatementGeographicalAxis
= country_US
  30,799,332us-gaap_Liabilities
/ us-gaap_StatementGeographicalAxis
= country_US
CANADA          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 35,955us-gaap_SalesRevenueServicesNet
/ us-gaap_StatementGeographicalAxis
= stpr_CA
7,119us-gaap_SalesRevenueServicesNet
/ us-gaap_StatementGeographicalAxis
= stpr_CA
61,412us-gaap_SalesRevenueServicesNet
/ us-gaap_StatementGeographicalAxis
= stpr_CA
70,122us-gaap_SalesRevenueServicesNet
/ us-gaap_StatementGeographicalAxis
= stpr_CA
 
Assets 44,858us-gaap_Assets
/ us-gaap_StatementGeographicalAxis
= stpr_CA
  44,858us-gaap_Assets
/ us-gaap_StatementGeographicalAxis
= stpr_CA
  57,713us-gaap_Assets
/ us-gaap_StatementGeographicalAxis
= stpr_CA
Liabilities 4,678us-gaap_Liabilities
/ us-gaap_StatementGeographicalAxis
= stpr_CA
  4,678us-gaap_Liabilities
/ us-gaap_StatementGeographicalAxis
= stpr_CA
  7,502us-gaap_Liabilities
/ us-gaap_StatementGeographicalAxis
= stpr_CA
UNITED KINGDOM          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 4,361,882us-gaap_SalesRevenueServicesNet
/ us-gaap_StatementGeographicalAxis
= country_GB
2,129,306us-gaap_SalesRevenueServicesNet
/ us-gaap_StatementGeographicalAxis
= country_GB
6,460,622us-gaap_SalesRevenueServicesNet
/ us-gaap_StatementGeographicalAxis
= country_GB
4,317,137us-gaap_SalesRevenueServicesNet
/ us-gaap_StatementGeographicalAxis
= country_GB
 
Assets 8,112,565us-gaap_Assets
/ us-gaap_StatementGeographicalAxis
= country_GB
  8,112,565us-gaap_Assets
/ us-gaap_StatementGeographicalAxis
= country_GB
  1,592,256us-gaap_Assets
/ us-gaap_StatementGeographicalAxis
= country_GB
Liabilities $ 9,802,037us-gaap_Liabilities
/ us-gaap_StatementGeographicalAxis
= country_GB
  $ 9,802,037us-gaap_Liabilities
/ us-gaap_StatementGeographicalAxis
= country_GB
  $ 2,023,361us-gaap_Liabilities
/ us-gaap_StatementGeographicalAxis
= country_GB