Details Of Certain Accounts (Tables)

6 Months Ended

Jun. 30, 2012

Details Of Certain Accounts [Abstract]

Other Current Assets

	June 30,		December 31,
	2012		2011
	(in thousands)
Other receivables	$	2,120	$	5,096
Prepaid insurance		11,247		12,701
Other prepaids		15,937		13,271
Spare parts inventory		15,697		18,066
Current deferred tax assets		36,504		41,449
Hedging assets		25,696		21,579
Gas and oil imbalance		4,367		5,134
Other		6,411		4,325
Total other current assets	$	117,979	$	121,621

Other Assets, Net

	June 30,			December 31,
	2012			2011
	(in thousands)
Restricted cash	$	31,081		$	33,741
Deferred dry dock expenses, net		20,341	(1)		5,381
Deferred financing costs, net		26,528			26,483
Intangible assets with finite lives, net		483			531
Other		8,353			2,771
Total other assets, net	$	86,786		$	68,907

The increase subsequent to December 31, 2011 primarily reflects the costs associated with the completed regulatory dry docks for the Q4000 and Seawell in the first half of 2012.

Accrued Liabilities

	June 30,		December 31,
	2012		2011
	(in thousands)
Accrued payroll and related benefits	$	44,642	$	49,599
Royalties payable		11,943		19,391
Current asset retirement obligations		69,630		93,183
Unearned revenue		7,649		7,654
Billing in excess of cost		2,994		28,839
Accrued interest		17,509		24,028
Hedging liability		5,685		1,247
Gas and oil imbalance		3,609		4,177
Other		13,564		11,845
Total accrued liabilities	$	177,225	$	239,963