DEFERRED CHARGES AND OTHER ASSETS - Future Amortization Exp (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012
Amortization Expense For Deferred Charges Other Assets And Definite Lived Assets [Line Items]
2013	$ 5,473
2014	4,383
2015	3,341
2016	2,018
2017	985
Thereafter	2,469
Total	18,669
Other Deferred Assets [Member]
Amortization Expense For Deferred Charges Other Assets And Definite Lived Assets [Line Items]
2013	5,318
2014	4,276
2015	3,273
2016	1,968
2017	935
Thereafter	2,223
Total	17,993
Finite Lived Assets [Member]
Amortization Expense For Deferred Charges Other Assets And Definite Lived Assets [Line Items]
2013	155
2014	107
2015	68
2016	50
2017	50
Thereafter	246
Total	$ 676