OTHER ASSETS (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Defined Benefit Plan Disclosure [Line Items]
Fair market value of the COLI	$ 5,100,000	$ 4,700,000
Increase or decrease in cash surrender value	300,000	(100,000)	200,000
Fair value of investments	100,000	5,700,000
Unrealized gain on investments	100,000	300,000
Investments held in Rabbi Trust [Member]
Defined Benefit Plan Disclosure [Line Items]
Cost of securities in rabbi trust	5,600,000	5,600,000
Fair value of investments	6,000,000	5,800,000
Unrealized gain on investments	400,000	200,000
Supplemental Employee Retirement Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Benefit obligation	11,000,000	9,300,000
Fair value of assets earmarked for SERP use but not restricted to that use	$ 11,100,000	$ 10,500,000