Prepaid Expenses (Tables)

6 Months Ended

Jun. 30, 2012

Prepaid Expenses [Abstract]

Prepaid Expenses Table

	June 30,		December 31,
	2012		2011
		(in thousands)
Prepaid drilling costs	$	53,442	$	42,775
Prepaid insurance		2,295		7,275
Total	$	55,737	$	50,050