LONG-TERM DEBT (Details) $ in Thousands			1 Months Ended	12 Months Ended
		Nov. 14, 2019 USD ($) Facility	Jan. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Nov. 13, 2019 USD ($)	Dec. 31, 2018 USD ($)
Long-term debt [Abstract]
Deferred financing fees				$ (805)		$ (532)
Long term debt				34,028		48,769
Less current maturities				(2,000)		(15,000)
Long-term debt, excluding current maturities				32,028		33,769
Lender's origination fee				805		532
Letters of credit outstanding				4,000		1,800
Scheduled maturities of long-term debt [Abstract]
2020	[1]			2,000
2021				17,000
2022				2,000
2023				2,000
2024				11,833
Long term debt				34,833
Subsequent Event [Member]
Long-term debt [Abstract]
Line of credit facility, repayment			$ 15,000
Credit Agreement [Member]
Long-term debt [Abstract]
Long-term line of credit				34,833		$ 49,301
Outstanding balance		$ 22,100
Interest rate		7.85%
Minimum quarterly average aggregate balances to be maintained				5,000
Bank fees if minimum quarterly average aggregate balances is not maintained				$ 12,500
2019 Credit Facility [Member]
Long-term debt [Abstract]
Line of credit facility, maximum borrowing capacity		$ 60,000			$ 47,000
Number of facilities available in 2019 credit agreement | Facility		4
2019 Credit Facility [Member] | Letter of Credit [Member]
Long-term debt [Abstract]
Percentage of letter of credit fee, quarterly installment		0.25%
2019 Credit Facility [Member] | Term Loan [Member]
Long-term debt [Abstract]
Deferred financing fees		$ (300)
Line of credit facility, maximum borrowing capacity		20,000
Expiration date of credit facility				Dec. 01, 2024
Line of credit facility, amortization schedule based period for interest and principal payments				120 months
Net proceeds from term loan		19,700
Lender's origination fee		$ 300
Percentage of swap transaction of principal balance		100.00%
2019 Credit Facility [Member] | Term Loan [Member] | LIBOR [Member]
Long-term debt [Abstract]
Term of variable rate				1 month
Interest rate on credit facility		3.50%
2019 Credit Facility [Member] | Term Loan [Member] | LIBOR [Member] | Interest Rate Floor [Member]
Long-term debt [Abstract]
Interest rate on credit facility		0.25%
2019 Credit Facility [Member] | Delayed Draw Term Loan [Member]
Long-term debt [Abstract]
Line of credit facility, maximum borrowing capacity		$ 10,000
Expiration date of credit facility				Dec. 01, 2024
Line of credit facility, amortization schedule based period for interest and principal payments				120 months
Line of credit facility, monthly interest payment period				18 months
Percentage of swap transaction of principal balance		100.00%
2019 Credit Facility [Member] | Delayed Draw Term Loan [Member] | LIBOR [Member]
Long-term debt [Abstract]
Term of variable rate				1 month
Interest rate on credit facility		3.50%
2019 Credit Facility [Member] | Delayed Draw Term Loan [Member] | LIBOR [Member] | Interest Rate Floor [Member]
Long-term debt [Abstract]
Interest rate on credit facility		0.25%
2019 Credit Facility [Member] | Credit Agreement [Member]
Long-term debt [Abstract]
Line of credit facility, maximum borrowing capacity		$ 15,000
Expiration date of credit facility				Jan. 31, 2021
2019 Credit Facility [Member] | Revolving Loan [Member]
Long-term debt [Abstract]
Line of credit facility, maximum borrowing capacity		$ 15,000
Expiration date of credit facility				Nov. 13, 2022
Line of credit facility, frequency of principal and interest periodic payment		Monthly
Loan repayment period				30 days
2019 Credit Facility [Member] | Revolving Loan [Member] | LIBOR [Member] | Interest Rate Floor [Member]
Long-term debt [Abstract]
Interest rate on credit facility		0.00%
2019 Credit Facility [Member] | Revolving Loan [Member] | Prime Rate [Member]
Long-term debt [Abstract]
Interest rate on credit facility		0.50%
2019 Credit Facility [Member] | Revolving Loan [Member] | Letter of Credit [Member]
Long-term debt [Abstract]
Letters of credit outstanding		$ 4,000
2019 Credit Facility [Member] | Maximum [Member] | Revolving Loan [Member] | Letter of Credit [Member]
Long-term debt [Abstract]
Line of credit facility, maximum borrowing capacity		$ 10,000

[1] Includes deferred finance fees of $0.5 million.