SUBSEQUENT EVENTS (Details) (Capital Addition Purchase Commitments [Member], Subsequent Event [Member], Construction in Progress, Newbuild Drilling Units [Member], USD $)	0 Months Ended
	Oct. 31, 2014
Atwood Admiral [Member]
Subsequent Event [Line Items]
Delivery postponement period	6 months
Accelerated payment of a portion of milestone one payment	$ 50,000,000
Accelerated payment of a portion of milestone two payment	25,000,000
Aggregate financing cost interest rate (percent)	3.50%
Atwood Archer [Member]
Subsequent Event [Line Items]
Delivery postponement period	6 months
Accelerated payment of a portion of milestone one payment	50,000,000
Accelerated payment of a portion of milestone two payment	$ 25,000,000
Aggregate financing cost interest rate (percent)	3.50%