Investments in Unconsolidated Affiliates (Tables)

12 Months Ended

Dec. 31, 2011

Equity Method Investment, Summarized Financial Information [Abstract]

Schedule of Equity Method Investments

Our investments in unconsolidated affiliates consisted of the following:

	December 31,
(in thousands)	2011		2010		2009
Medusa Spar LLC	$	49,480	$	51,820	$	57,388
Other	127		—		1,348
	$	49,607	$	51,820	$	58,736

Condensed Statement Of Income For Interest In Oil Platform

As we are not the primary beneficiary, we are accounting for our investment in Medusa Spar LLC under the equity method of accounting. Summarized 100% financial information relative to Medusa Spar LLC follows.

	December 31,
(in thousands)	2011			2010			2009
Medusa Spar LLC
Condensed Balance Sheets
ASSETS
Cash and cash equivalents	$	2,904		$	217		$	949
Other current assets	5,302			3,189			4,116
Property and Equipment, net	91,073			100,551			110,028
Total Assets	$	99,279		$	103,957		$	115,093
LIABILITIES AND MEMBERS’ EQUITY
Current Liabilities	$	18		$	18		$	17
Members’ Equity	99,261			103,939			115,076
Total Liabilities and Members’ Equity	$	99,279		$	103,957		$	115,093
Condensed Statements of Operations
Revenue	$	17,536		$	13,816		$	16,143
Depreciation	(9,478		)	(9,478		)	(9,478		)
General and Administrative	(72		)	(71		)	(70		)
Net Income	$	7,986		$	4,267		$	6,595