SUBSEQUENT EVENTS	9 Months Ended
Feb. 29, 2012
Subsequent Events [Abstract]
Subsequent Events [Text Block]	NOTE 16. SUBSEQUENT EVENTS In March 2012, Red Mountain formed a wholly owned subsidiary, Hunter Drilling, LLC (“Hunter Drilling”). At an auction conducted by First Security Bank (“FSB”) in the pending bankruptcy proceeding (the “Bankruptcy Proceeding”) of O&G Leasing, LLC (“O&G”) and Performance Drilling Company, LLC (“Performance Drilling,” and together with O&G, collectively referred to herein as the “Debtors”) in the United States Bankruptcy Court for the Southern District of Mississippi (the “Bankruptcy Court”), Hunter Drilling was the highest bidder for substantially all of the assets of the Debtors. The assets consist of the Debtors’ five oil and gas drilling rigs and related parts and equipment, rolling stock, accounts and notes receivable, tangible personal property and certain intangible property, insurance benefits, prepaid deposits and expenses, claims and warranties, permits, contracts and books and records. Hunter Drilling’s acquisition of the assets is subject to the execution of a definitive asset purchase agreement, the Bankruptcy Court’s confirmation of a Plan of Reorganization filed by FSB (the “FSB Plan of Reorganization”) based on the sale of the Debtors’ assets to Hunter Drilling over of a competing Plan of Reorganization filed by the Debtors with the Bankruptcy Court and the entry of orders of the Bankruptcy Court approving the Hunter Drilling acquisition of the Debtors’ assets and confirming the FSB Plan of Reorganization. If these orders are entered by the Bankruptcy Court, it is anticipated that the closing of the acquisition will occur near the end of the second quarter or beginning of the third quarter of calendar 2012.

SUBSEQUENT EVENTS

9 Months Ended

Feb. 29, 2012

NOTE 16. SUBSEQUENT EVENTS

In March 2012, Red Mountain formed a wholly owned subsidiary, Hunter Drilling, LLC (“Hunter Drilling”). At an auction conducted by First Security Bank (“FSB”) in the pending bankruptcy proceeding (the “Bankruptcy Proceeding”) of O&G Leasing, LLC (“O&G”) and Performance Drilling Company, LLC (“Performance Drilling,” and together with O&G, collectively referred to herein as the “Debtors”) in the United States Bankruptcy Court for the Southern District of Mississippi (the “Bankruptcy Court”), Hunter Drilling was the highest bidder for substantially all of the assets of the Debtors. The assets consist of the Debtors’ five oil and gas drilling rigs and related parts and equipment, rolling stock, accounts and notes receivable, tangible personal property and certain intangible property, insurance benefits, prepaid deposits and expenses, claims and warranties, permits, contracts and books and records. Hunter Drilling’s acquisition of the assets is subject to the execution of a definitive asset purchase agreement, the Bankruptcy Court’s confirmation of a Plan of Reorganization filed by FSB (the “FSB Plan of Reorganization”) based on the sale of the Debtors’ assets to Hunter Drilling over of a competing Plan of Reorganization filed by the Debtors with the Bankruptcy Court and the entry of orders of the Bankruptcy Court approving the Hunter Drilling acquisition of the Debtors’ assets and confirming the FSB Plan of Reorganization. If these orders are entered by the Bankruptcy Court, it is anticipated that the closing of the acquisition will occur near the end of the second quarter or beginning of the third quarter of calendar 2012.