Ownership and Management of the Company (Details) (VoteCo)	Aug. 31, 2014
Timothy T. Janszen
Ownership and Management of the Company [Line Items]
Beneficial ownership by third party of shareholder (percent)	42.85%
Ryan L. Langdon
Ownership and Management of the Company [Line Items]
Beneficial ownership by third party of shareholder (percent)	42.85%
Roger A. May
Ownership and Management of the Company [Line Items]
Beneficial ownership by third party of shareholder (percent)	14.30%