Subsequent Events (Tables)

12 Months Ended

Dec. 31, 2014

Subsequent Events [Abstract]

Schedule of Drilling Long-Lived Assets, by Status [Table Text Block]

The following is a summary of our drilling rig counts as of December 31, 2014 and February 1, 2015.

	Drilling Rigs Owned	Drilling Rigs Held for Sale		Drilling Rig Fleet Count
As of December 31, 2014	62	(9	)	53
As of February 1, 2015	59	(12	)	47

The following is a summary of our drilling rig counts as of December 31, 2014 and February 1, 2015.

	Drilling Rigs Owned	Drilling Rigs Held for Sale		Drilling Rig Fleet Count
As of December 31, 2014	62	(9	)	53
As of February 1, 2015	59	(12	)	47

The following is a summary of our drilling rig counts as of December 31, 2014 and February 1, 2015.

	Drilling Rigs Owned	Drilling Rigs Held for Sale		Drilling Rig Fleet Count
As of December 31, 2014	62	(9	)	53
As of February 1, 2015	59	(12	)	47