SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND GENERAL (Commodity Markets and Liquidity Conditions) (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Mar. 01, 2019
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
Credit losses on notes receivable	$ 0	$ 0	$ 0	$ 0
Period to receive core and receive a refund of the core charge			30 days
Total core charges and warranty sales as a percentage of revenue from auto parts operations and other revenue	1.00%		1.00%
Right-of-use asset	$ 5,600,000		$ 5,600,000
Lease liability	$ 5,600,000		$ 5,600,000
First amendments to Kletter Notes [Member]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Line Items]
One-time prepayment of principal amount					$ 500,000.0