STOCK OPTION ROLLFORWARD (Details 5) - Stock options [Member] - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
		Dec. 31, 2018		Dec. 31, 2017	Dec. 31, 2016
Stock Option Awards, Outstanding (in shares):
Balance outstanding at beginning of period		84,000
Granted		5,000
Exercised		(34,500)
Forfeited		0
Expired		0
Balance outstanding at end of period		54,500	[1]	84,000
Options outstanding and expected to vest at December 31, 2018	[2]	54,500
Options exercisable at December 31, 2018	[3]	51,168
Weighted Average Exercise Price, Outstanding (in usd per share):
Balance outstanding at beginning of period		$ 32.16
Granted		70.85
Exercised		29.67
Forfeited		0
Expired		0
Balance outstanding at end of period		37.28		$ 32.16
Options outstanding and expected to vest at December 31, 2018		37.28
Options exercisable at December 31, 2018		$ 35.12
Balance at December 31, 2016, Weighted average remaining contractual term (years)		4 years 7 days
Options outstanding and expected to vest at December 31, 2016, Weighted Average Remaining Contractual Term (years)		4 years 7 days
Options exercisable at December 31, 2016, Weighted Average Remaining Contractual Term (years)		3 years 8 months 8 days
Balance at December 31, 2016, Aggregate Intrinsic Value	[4]	$ 1,776
Options outstanding and expected to vest at December 31, 2016, Aggregate Intrinsic Value	[4]	1,776
Options exercisable at December 31, 2016, Aggregate Intrinsic Value	[4]	$ 1,776
Stock Option Awards, Nonvested (in shares)
Balance nonvested at beginning of period		4,999
Granted		5,000
Vested		(6,667)
Forfeited		0
Expired		0
Balance nonvested at end of period		3,332		4,999
Weighted Average Grant Date Fair Value, Nonvested (in dollars per share):
Balance nonvested at beginning of period		$ 12.11
Granted		13.46		$ 12.43	$ 11.03
Vested		12.70
Forfeited		0
Expired		0
Balance nonvested at end of period		$ 12.94		$ 12.11
Unrecognized compensation cost		$ 23
Weighted average remaining recognition period (years)		1 year

[1] Inclusive of 32,500 stock options outstanding to Directors.

[2] Inclusive of 32,500 vested stock options and expected to vest to Directors.

[3] Inclusive of 29,168 vested stock options outstanding to Directors.

[4] The aggregate intrinsic value represents the total pre-tax intrinsic value, based on the average of the high price and low price at which the Company’s common stock traded on December 31, 2018 of $69.72, which would have been received by in-the-money option holders had they all exercised their options as of that date.