Subsequent Events	3 Months Ended
Jun. 30, 2013
Subsequent Events [Abstract]
Subsequent Events	11. Subsequent Events On August 13, 2013, Mexco entered into an agreement with Pioneer Natural Resources Company for the assignment of a three year term leasehold interest in 417.33 net acres (837.33 gross acres) in Upton County, Texas at $1,500 per acre totaling $625,995. Mexco retained a 1% royalty. This interest has potential for oil production from the Horizontal Wolfcamp trend of the Permian Basin in West Texas.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

No definition available.

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