MARKETABLE SECURITIES (Narrative) (Details) - USD ($)	9 Months Ended	12 Months Ended
	Sep. 30, 2022	Dec. 31, 2021
Debt Securities, Available-for-sale [Line Items]
Payable to brokers	$ 0	$ 2,200,000
Short-term Investments [Member] | Maximum [Member]
Debt Securities, Available-for-sale [Line Items]
Contractual Maturity	1 year	1 year
Long-term Investments [Member] | Minimum [Member]
Debt Securities, Available-for-sale [Line Items]
Contractual Maturity	1 year	1 year
Long-term Investments [Member] | Maximum [Member]
Debt Securities, Available-for-sale [Line Items]
Contractual Maturity	3 years	3 years