STOCK OPTION PLAN (Details) $ / shares in Units, $ in Thousands		12 Months Ended
	May 28, 2014 shares	Dec. 31, 2016 USD ($) Plan $ / shares shares	Dec. 31, 2015 USD ($) $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of active stock based compensation plan | Plan		1
Percentages of stock option ownership considered for higher exercise price of option		10.00%
Option exercise price as percentages of closing exercise price of stock for specific shareholders		110.00%
Number of shares authorized (in shares) | shares		100,000
Number of shares adjusted due to reverse stock split (in shares) | shares		10
Increase in number of shares authorized (in shares) | shares	130,000	100,000
Number of shares available for grant (in shares) | shares		80,397
New shares issued (in shares) | shares		7,001
Non-vested shares (in shares) | shares		35,000	77,000
Number of Options [Roll Forward]
Outstanding at beginning of year (in shares) | shares		226,000
Granted (in shares) | shares		15,000
Exercised (in shares) | shares		(7,000)
Forfeited or expired (in shares) | shares		(5,000)
Other | shares		23,000
Outstanding at end of year (in shares) | shares		252,000	226,000
Options exercisable at year end (in shares) | shares		217,000
Weighted average exercise price [Roll Forward]
Outstanding at beginning of year (in dollars per share) | $ / shares		$ 16.64
Granted (in dollars per share) | $ / shares		19.88
Exercised (in dollars per share) | $ / shares		5.59
Forfeited or expired (in dollars per share) | $ / shares		42.81
Share-based Compensation Arrangement By Share-Based Payment Award, Options, Other, Weighted Average Exercise Price | $ / shares		16.64
Outstanding at end of year (in dollars per share) | $ / shares		16.65	$ 16.64
Options exercisable at year end (in dollars per share) | $ / shares		$ 16.34
Weighted average remaining contractual life (in years) [Abstract]
Outstanding at end of year		6 years 3 months 15 days
Options exercisable at year end		5 years 11 months 5 days
Aggregate intrinsic value [Abstract]
Outstanding at end of year		$ 921
Options exercisable at year end		$ 862
Assumptions used to calculate compensation expense and fair value of stock options granted [Abstract]
Dividend yield		2.50%	0.00%
Risk-free interest rate, minimum		1.10%	1.20%
Risk-free interest rate, maximum		1.70%	1.60%
Expected market price volatility, minimum		67.40%	79.10%
Expected market price volatility, maximum		73.50%	80.10%
Average expected life of stock options		4 years 6 months	4 years 6 months
Weighted-average grant-date fair value (in dollars per share) | $ / shares		$ 11.90	$ 11.90
Total fair value of shares vested		$ 500	$ 600
Summary of amounts related to the expense of the fair values of options [Abstract]
Selling, general and administrative expenses and income from operations before income taxes		690	575
Benefit for income taxes		(86)	(137)
Effect on net income		604	$ 438
Unrecognized compensation expense [Abstract]
Total gross unrecognized compensation expense in 2017		225
Total gross unrecognized compensation expense in 2018		106
Total gross unrecognized compensation expense in 2019		29
Total unrecognized compensation expense		360
Tax benefit associated with unrecognized compensation expense in 2017		37
Tax benefit associated with unrecognized compensation expense in 2018		13
Tax benefit associated with unrecognized compensation expense in 2019		0
Total tax benefit associated with unrecognized compensation expense		50
Total net unrecognized compensation expense in 2017		188
Total net unrecognized compensation expense in 2018		93
Total net unrecognized compensation expense in 2019		29
Total net unrecognized compensation expense		$ 310
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period of stock option plan		5 years
Vesting period of stock options		2 years
Percentages of stock option ownership considered for higher exercise price of option		10.00%
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period of stock option plan		10 years
Vesting period of stock options		3 years
Option exercise price as percentages of closing exercise price of stock for specific shareholders		110.00%
Intrinsic value of exercised options		$ 100
Board of Directors
Number of Options [Roll Forward]
Granted (in shares) | shares		15,000