Represents the number of interest rate derivatives previously classified as a long-term liability.

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Represents the number of vessels mortgaged by the entity as collateral in support of agreements.

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Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

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-Publisher SEC

-Name Regulation S-X (SX)

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-Article 12

-Section 13

-Sentence Column B

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The aggregate fair value of assets that are already posted, at the end of the reporting period, as collateral for derivative instruments with credit-risk-related contingent features.

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

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-Glossary Current Assets

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

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- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

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The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

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The portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments representing (a) the amount of the hedge ineffectiveness and (b) the amount, if any, excluded from the assessment of hedge effectiveness.

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The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

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- Definition

The estimated net amount of unrealized gains or losses on interest rate cash flow hedges as of the balance sheet date expected to be reclassified to earnings within the next twelve months.

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Number of interest rate derivative instruments held by the entity at the reporting date.

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INTEREST RATE SWAP AGREEMENTS (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
INTEREST RATE SWAP AGREEMENTS [Abstract]
Number of interest rate swap agreements outstanding	4		4		5
Derivative [Line Items]
Number of interest rate swaps previously classified as a long-term liability	1		1
Amount of AOCI expected to be reclassified into interest expense over the next 12 months	$ (6,012)		$ (6,012)
Number of vessels mortgaged	35		35
Notional amount outstanding	306,233		306,233		356,233
Aggregate amount of collateral	100,000		100,000
Asset Derivatives [Abstract]
Total Derivatives	0		0		0
Liability Derivatives [Abstract]
Fair value of derivative instruments (Current Liabilities)	9,292		9,292		7
Fair value of derivative instruments (Noncurrent Liabilities)	0		0		16,045
Total Derivatives	9,292		9,292		16,052
Designated as Hedging Instrument [Member]
Asset Derivatives [Abstract]
Total Derivatives	0		0		0
Liability Derivatives [Abstract]
Total Derivatives	9,292		9,292		16,052
Interest Rate Contracts [Member] \| Designated as Hedging Instrument [Member]
Asset Derivatives [Abstract]
Fair value of derivative instruments (Current Assets)	0		0		0
Fair value of derivative instruments (Noncurrent Assets)	0		0		0
Liability Derivatives [Abstract]
Fair value of derivative instruments (Current Liabilities)	9,292		9,292		7
Fair value of derivative instruments (Noncurrent Liabilities)	0		0		16,045
Impact of Derivative Instruments and Location in Income Statement [Abstract]
Amount of Gain (Loss) Recognized in AOCI on Derivative (Effective Portion)	(439)	(1,434)	(668)	(3,999)
Interest Rate Contracts [Member] \| Designated as Hedging Instrument [Member] \| Interest Expense [Member]
Impact of Derivative Instruments and Location in Income Statement [Abstract]
Amount of Gain (Loss) Reclassified from AOCI into income (Effective Portion)	(2,515)	(2,959)	(7,431)	(10,392)
Interest Rate Contracts [Member] \| Designated as Hedging Instrument [Member] \| Other Income (Expense) [Member]
Impact of Derivative Instruments and Location in Income Statement [Abstract]
Amount of Gain (Loss) Recognized in Income on Derivative (Ineffective Portion)	2	30	(3)	76
Interest Rate Swap, 4.485% [Member]
Derivative [Line Items]
Notional amount outstanding	106,233		106,233		106,233
Fixed rate (in hundredths)	4.485%		4.485%
Interest Rate Swap, 5.25% [Member]
Derivative [Line Items]
Notional amount outstanding	50,000		50,000		50,000
Fixed rate (in hundredths)	5.25%		5.25%
Interest Rate Swap, 5.075% [Member]
Derivative [Line Items]
Notional amount outstanding	0		0		50,000
Fixed rate (in hundredths)	5.075%		5.075%
Interest Rate Swap, 2.05% [Member]
Derivative [Line Items]
Notional amount outstanding	100,000		100,000		100,000
Fixed rate (in hundredths)	2.05%		2.05%
Interest Rate Swap, 2.45% [Member]
Derivative [Line Items]
Notional amount outstanding	$ 50,000		$ 50,000		$ 50,000
Fixed rate (in hundredths)	2.45%		2.45%