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Prepaid Expenses (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Prepaid Expenses [Abstract]
Prepaid drilling costs	$ 6,362	$ 9,560
Prepaid insurance	4,766	7,619
Prepaid taxes	13,699	13,624
Total	$ 24,827	$ 30,803

- Definition

Amount of asset related to consideration paid in advance for insurance that provides economic benefits within a future period of one year or the normal operating cycle, if longer.

+ References+ Details

- Definition

Amount of asset related to consideration paid in advance for income and other taxes that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

+ References+ Details