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RELATED PARTY TRANSACTIONS (Narrative) (Details)					12 Months Ended
RELATED PARTY TRANSACTIONS (Narrative) (Details)	Nov. 01, 2017 USD ($) mo	Oct. 01, 2017 USD ($)	Jun. 23, 2017 USD ($)	Apr. 30, 2015 USD ($) a	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Feb. 29, 2016 USD ($)	Sep. 13, 2013 USD ($)
Deposit from related party [Abstract]
Accounts payable					$ 2,000	$ 173,000
Notes Payable, Related Parties			$ 129,000
Amount paid as down payment under the agreement					$ 467,000	132,000
Director [Member] \| Restricted Stock Units (RSUs) [Member]
Deposit from related party [Abstract]
Vesting period		1 year
Director [Member] \| Maximum [Member] \| Restricted Stock Units (RSUs) [Member]
Deposit from related party [Abstract]
Amount of share granted		$ 25,000
Non-employee directors [Member]
Deposit from related party [Abstract]
Revised amount of annual retainer (per Board member)		50,000
Chairman of audit committee [Member]
Deposit from related party [Abstract]
Additional amount of annual retainer		10,000
Chairman of other standing committees [Member]
Deposit from related party [Abstract]
Additional amount of annual retainer		$ 5,000
Former Chairman and Chief Executive Officer [Member]
Related Party Transaction [Line Items]
Percentage of stock owned by investor					20.00%
Affiliated Entity, LK Property Investments, LLC [Member]
Deposit from related party [Abstract]
Monthly rental payments				$ 3,000
Termination notice period				90 days
Reimbursement percentage of property taxes				40.00%
Affiliated Entity, LK Property Investments, LLC [Member] \| ISA Real Estate LLC [Member]
Deposit from related party [Abstract]
Number of acres \| a				4.4
Grade Lane 7100, LLC [Member] \| K and R, LLC [Member]
Deposit from related party [Abstract]
Face principal amount	$ 345,800
Payment of initial amount at the signing of the agreement	$ 100,000
Number of consecutive monthly payments \| mo	6
Amount payable in equal monthly installments under the agreement	$ 41,000
K and R, LLC [Member] \| Handler Agreement [Member]
Deposit from related party [Abstract]
Amount of assets purchased under the agreement			90,000
Amount paid as down payment under the agreement			$ 9,000
Debt instrument term			24 months
Face principal amount			$ 81,000
Amount payable in equal monthly installments under the agreement			$ 3,400
Interest rate Upon a default of promissory note (as a percentage)			1.00%
K and R, LLC [Member] \| Crane Agreement [Member]
Deposit from related party [Abstract]
Amount of assets purchased under the agreement			$ 60,000
Amount paid as down payment under the agreement			$ 12,000
Debt instrument term			24 months
Face principal amount			$ 48,000
Amount payable in equal monthly installments under the agreement			$ 2,000
Interest rate Upon a default of promissory note (as a percentage)			1.00%
K and R, LLC [Member] \| Affiliated Entity [Member]
Deposit from related party [Abstract]
Notes Payable, Related Parties					$ 1,536,000	$ 1,600,000	$ 1,500,000
Due from Related Parties							32,000
Due to Related Parties							500,000
Kletter Notes [Member] \| Unsecured Debt [Member] \| Grade Lane 7100, LLC [Member] \| Affiliated Entity [Member]
Deposit from related party [Abstract]
Notes Payable, Related Parties							883,800
Kletter Notes [Member] \| Unsecured Debt [Member] \| Kletter Estate [Member] \| Affiliated Entity [Member]
Deposit from related party [Abstract]
Notes Payable, Related Parties							1,500,000
Kletter Notes [Member] \| Unsecured Debt [Member] \| K and R, LLC [Member] \| Affiliated Entity [Member]
Deposit from related party [Abstract]
Notes Payable, Related Parties							$ 620,300
Interest rate							5.00%
Louisville, Kentucky [Member] \| K and R, LLC [Member] \| Affiliated Entity [Member]
Deposit from related party [Abstract]
Payable to related parties								$ 500,000