INDEBTEDNESS (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Feb. 19, 2014
PB Loan Agreement [Member]
Line of Credit Facility [Line Items]
Revolving credit facility, maximum borrowing capacity	$ 15.0
Line of credit facility, amount outstanding	7.7	7.7
Expiration date of Credit Facility	Sep. 29, 2014
Borrowing base		12.0
Debt covenant minimum level of availability	1.3
Unused borrowing availability		1.6
Line of credit facility, interest rate (in hundredths)		4.75%
Unused commitment fee per quarter (in hundredths)	0.50%
PB Loan Agreement [Member] | Letter of Credit [Member]
Line of Credit Facility [Line Items]
Line of credit facility, amount outstanding		1.4
BMO Credit Agreement [Member]
Line of Credit Facility [Line Items]
Revolving credit facility, maximum borrowing capacity			27.0
Line of credit facility, amount outstanding	22.0	22.0
Expiration date of Credit Facility	Feb. 17, 2017
Basis spread on fed funds rate to compute base rate (in hundredths)	0.50%
Basis spread on Eurodollar rate to compute base rate (in hundredths)	1.50%
Borrowing base	25.4
Unused commitment fee per quarter (in hundredths)	0.25%
Amortization of debt issuance cost	0.3	0.2
BMO Credit Agreement [Member] | Minimum [Member] | Base Rate [Member]
Line of Credit Facility [Line Items]
Basis Spread (in hundredths)	0.50%
BMO Credit Agreement [Member] | Minimum [Member] | Eurodollar [Member]
Line of Credit Facility [Line Items]
Basis Spread (in hundredths)	1.50%
BMO Credit Agreement [Member] | Maximum [Member] | Base Rate [Member]
Line of Credit Facility [Line Items]
Basis Spread (in hundredths)	1.00%
BMO Credit Agreement [Member] | Maximum [Member] | Eurodollar [Member]
Line of Credit Facility [Line Items]
Basis Spread (in hundredths)	2.00%
BMO Credit Agreement [Member] | Letter of Credit [Member]
Line of Credit Facility [Line Items]
Revolving credit facility, maximum borrowing capacity			3.0
Line of credit facility, amount outstanding	$ 1.1