INVESTMENTS (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Schedule of Available-for-sale Securities [Line Items]
Short-term investment maturities (in days)	90 days
Available for sale short term investment contractual maturities (in years)	1 year
Debt Maturities Fair Value [Abstract]
2014	$ 0
2015 — 2018	853
2019 — 2023	0
2024 and thereafter	21,137
Available-for-sale investments	$ 21,990	$ 21,699
Minimum [Member]
Schedule of Available-for-sale Securities [Line Items]
Short-term investment maturities (in days)	90 days
Available for sale short term investment contractual maturities (in years)	1 year