EMPLOYEE COMPENSATION PLANS (OPTIONS ROLLFORWARD TABLE) (DETAILS) $ / shares in Units, $ in Thousands		12 Months Ended
	Dec. 31, 2016 USD ($) $ / shares shares	Dec. 31, 2016 USD ($) $ / shares shares
Stock Option Rollforward by Shares
Outstanding as of December 31, 2013, shares | shares		241,164
Exercises, shares | shares		(29,031)
Post-vest cancellations/expirations, shares | shares		(20,467)
Outstanding as of December 31, 2014, shares | shares	191,666	191,666
Vested and exercisable as of December 31, 2014, shares | shares	75,000	75,000
Stock Option Rollforward by Weighted Average Exercise Price
Outstanding as of December 31, 2013, weighted average exercise price | $ / shares		$ 21.11
Exercises, weighted average exercise price | $ / shares		12.98
Post-vest cancellations/expirations, weighted average exercise price | $ / shares		16.46
Outstanding as of December 31, 2014, weighted average exercise price | $ / shares	$ 22.83	22.83
Vested and exercisable as of December 31, 2014, weighted average exercise price | $ / shares	$ 31.42	$ 31.42
Weighted Average Contract Term In Years [Abstract]
Outstanding as of December 31, 2014, weighted average remaining contract term in years	3 years 2 months 23 days
Vested and exercisable as of December 31, 2014, weighted average remaining contract term in years	8 months 5 days
Aggregate Intrinsic Value [Abstract]
Intrinsic Value of Options Exercised | $		$ 400
Vested and exercisable as of December 31, 2014, aggregate intrinsic value | $	$ (69)	$ (69)