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EMPLOYEE STOCK COMPENSATION - Summary of Stock Options Outstanding (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding, Number of Shares (in shares)	62,521
Options Outstanding, Intrinsic Value	$ 80
Options Outstanding, Weighted- Average Exercise Price per Share (in dollars per share)	$ 13.85
Options Outstanding, Weighted- Average Remaining Contractual Life (in years)	4 years 3 months 18 days
Options Exercisable, Number of Shares (in shares)	60,273
Options Exercisable, Intrinsic Value	$ 77
Options Exercisable, Weighted-Average Exercise Price Per Share (in dollars per share)	$ 13.86
Options Exercisable, Weighted-Average Remaining Contractual Life (in years)	4 years 3 months 18 days
$10.90 to $11.87
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Lower range of exercise price (in usd per share)		$ 10.90
Upper range of exercise price (in usd per share)		11.87
Options Outstanding, Number of Shares (in shares)	5,508
Options Outstanding, Intrinsic Value	$ 22
Options Outstanding, Weighted- Average Exercise Price per Share (in dollars per share)	$ 10.90
Options Outstanding, Weighted- Average Remaining Contractual Life (in years)	4 years 6 months
Options Exercisable, Number of Shares (in shares)	5,508
Options Exercisable, Intrinsic Value	$ 22
Options Exercisable, Weighted-Average Exercise Price Per Share (in dollars per share)	$ 10.90
Options Exercisable, Weighted-Average Remaining Contractual Life (in years)	4 years 6 months
$11.88 to $12.85
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Lower range of exercise price (in usd per share)		11.88
Upper range of exercise price (in usd per share)		12.85
Options Outstanding, Number of Shares (in shares)	0
Options Outstanding, Intrinsic Value	$ 0
Options Outstanding, Weighted- Average Exercise Price per Share (in dollars per share)	$ 0
Options Outstanding, Weighted- Average Remaining Contractual Life (in years)	0 years
Options Exercisable, Number of Shares (in shares)	0
Options Exercisable, Intrinsic Value	$ 0
Options Exercisable, Weighted-Average Exercise Price Per Share (in dollars per share)	$ 0
Options Exercisable, Weighted-Average Remaining Contractual Life (in years)	0 years
$12.86 to $13.83
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Lower range of exercise price (in usd per share)		12.86
Upper range of exercise price (in usd per share)		13.83
Options Outstanding, Number of Shares (in shares)	40,848
Options Outstanding, Intrinsic Value	$ 58
Options Outstanding, Weighted- Average Exercise Price per Share (in dollars per share)	$ 13.48
Options Outstanding, Weighted- Average Remaining Contractual Life (in years)	5 years 4 months 24 days
Options Exercisable, Number of Shares (in shares)	38,600
Options Exercisable, Intrinsic Value	$ 55
Options Exercisable, Weighted-Average Exercise Price Per Share (in dollars per share)	$ 13.46
Options Exercisable, Weighted-Average Remaining Contractual Life (in years)	5 years 4 months 24 days
$13.84 to $14.81
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Lower range of exercise price (in usd per share)		13.84
Upper range of exercise price (in usd per share)		14.81
Options Outstanding, Number of Shares (in shares)	0
Options Outstanding, Intrinsic Value	$ 0
Options Outstanding, Weighted- Average Exercise Price per Share (in dollars per share)	$ 0
Options Outstanding, Weighted- Average Remaining Contractual Life (in years)	0 years
Options Exercisable, Number of Shares (in shares)	0
Options Exercisable, Intrinsic Value	$ 0
Options Exercisable, Weighted-Average Exercise Price Per Share (in dollars per share)	$ 0
Options Exercisable, Weighted-Average Remaining Contractual Life (in years)	0 years
$14.82 to $15.82
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Lower range of exercise price (in usd per share)		14.82
Upper range of exercise price (in usd per share)		$ 15.82
Options Outstanding, Number of Shares (in shares)	16,165
Options Outstanding, Intrinsic Value	$ 0
Options Outstanding, Weighted- Average Exercise Price per Share (in dollars per share)	$ 15.81
Options Outstanding, Weighted- Average Remaining Contractual Life (in years)	1 year 6 months
Options Exercisable, Number of Shares (in shares)	16,165
Options Exercisable, Intrinsic Value	$ 0
Options Exercisable, Weighted-Average Exercise Price Per Share (in dollars per share)	$ 15.81
Options Exercisable, Weighted-Average Remaining Contractual Life (in years)	1 year 6 months

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

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