Quarterly report pursuant to Section 13 or 15(d)

Assets Held for Sale (Details Textual)

v2.4.0.6
Assets Held for Sale (Details Textual) (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Jun. 30, 2012
Rigs
Dec. 31, 2011
Assets Held for Sale (Textual) [Abstract]    
Assets held for sale $ 5,312 $ 5,315
Number of Land Rigs impacting assets held for sale 3