SUBSEQUENT EVENTS (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2013 Standard Jackup Drilling Unit [Member]	Oct. 31, 2013 Subsequent Event [Member] Subsidiary Owner of Semisubmersible Tender Assist Drilling Rig [Member]	Oct. 03, 2013 Subsequent Event [Member] Standard Jackup Drilling Unit [Member]
Subsequent Event [Line Items]
Definitive sale agreement, sales price			$ 55.4
Inventory and property and equipment, net	21.5
Stock purchase agreement, sales price		$ 6.0