ACCRUED ENVIRONMENTAL REMEDIATION COSTS (Accrued Environmental Remediation Costs) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Accrued Environmental Remediation Costs [Line Items]
Accrued Environmental Remediation Costs	$ 10,683	$ 11,458
Continuing Operations [Member]
Accrued Environmental Remediation Costs [Line Items]
Accrued Environmental Remediation Costs	5,505	5,666
Discontinued Operations [Member]
Accrued Environmental Remediation Costs [Line Items]
Accrued Environmental Remediation Costs	$ 5,178	$ 5,792