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GOODWILL AND INTANGIBLES (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Goodwill [Roll Forward]    
Balance at beginning of period $ 3.9 $ 2.4
Additions associated with acquisition 5.6 1.5
Foreign currency translation (0.3) 0.0
Balance at end of period 9.2 3.9
Indefinite-lived intangible assets [Roll Forward]    
Beginning balance 2.3 2.3
Additions associated with acquisition 4.1 0.0
Ending balance 6.4 2.3
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 6.5 3.8
Accumulated Amortization 3.3 $ 2.6
Amortization expense $ 0.7  
Weighted Average Useful Life 7 years 3 months 18 days 7 years 3 months 18 days
Aggregate amortization expense for intangibles [Abstract]    
2016 $ 0.5  
2017 0.5  
2018 0.4  
2019 and after 1.8  
Total 3.2  
Client Lists [Member]    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 5.5 $ 3.6
Accumulated Amortization $ 3.0 $ 2.6
Weighted Average Useful Life 8 years 3 months 18 days 7 years 3 months 18 days
Client Lists [Member] | Minimum [Member]    
Finite-Lived Intangible Assets [Line Items]    
Amortization Period 5 years  
Client Lists [Member] | Maximum [Member]    
Finite-Lived Intangible Assets [Line Items]    
Amortization Period 10 years  
Leases [Member]    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 0.8 $ 0.0
Accumulated Amortization $ 0.1 $ 0.0
Weighted Average Useful Life 4 years 8 months 12 days 0 years
Leases [Member] | Minimum [Member]    
Finite-Lived Intangible Assets [Line Items]    
Amortization Period 3 years  
Leases [Member] | Maximum [Member]    
Finite-Lived Intangible Assets [Line Items]    
Amortization Period 6 years  
Trademark [Member]    
Finite-Lived Intangible Assets [Line Items]    
Amortization Period 1 year  
Gross Carrying Amount $ 0.2 $ 0.2
Accumulated Amortization $ 0.2 $ 0.0