XML 20 R33.htm IDEA: XBRL DOCUMENT v2.4.0.6

PREPAID EXPENSES AND OTHER CURRENT ASSETS (Tables)

12 Months Ended

Dec. 31, 2012

PREPAID EXPENSES AND OTHER CURRENT ASSETS [Abstract]

Prepaid expenses and other current assets

All figures in USD '000		2012				2011
Prepaid expenses			3,137				2,714
Deposit on Contracts, Nordic Galaxy			-				9,000
Deferred Financing Costs			1,228				653
Voyage in Progress – temporarily spot charters			-				5,233
Working Capital, cooperative arrangements			-				12,779
Other			1,184				1,389
Total as of December 31,			5,549				31,768

X

- Definition

Tabular disclosure of the components of prepaid expenses and other current assets.

+ References

No definition available.

+ Details

Name:	nat_PrepaidExpensesAndOtherCurrentAssetsTableTextBlock
Namespace Prefix:	nat_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration