Stockholders' Equity, Noncontrolling Interests Distribution Table (Details) (Chesapeake Granite Wash Trust, USD $)	3 Months Ended
	May 31, 2013	Feb. 28, 2013	Nov. 30, 2012	May 31, 2012	Feb. 29, 2012	Nov. 30, 2011
Noncontrolling Interest [Line Items]
Distribution Made to Limited Partner, Distribution Date	Aug. 29, 2013	May 31, 2013	Mar. 01, 2013	Aug. 30, 2012	May 31, 2012	Mar. 01, 2012
Common Unit
Noncontrolling Interest [Line Items]
Distribution Made to Limited Partner, Cash Distributions Declared, Per Unit	$ 0.6900	$ 0.6900	$ 0.6700	$ 0.6100	$ 0.6588	$ 0.7277
Subordinated Units
Noncontrolling Interest [Line Items]
Distribution Made to Limited Partner, Cash Distributions Declared, Per Unit	$ 0.1432	$ 0.3010	$ 0.3772	$ 0.4819	$ 0.6588	$ 0.7277