Note 11 - Subsequent Event	6 Months Ended
Jun. 30, 2013
Subsequent Events [Abstract]
Subsequent Events [Text Block]	11. Subsequent Event Stock Repurchase Program In the third quarter of 2013, the Board of Directors approved a stock repurchase program that authorizes MPS to repurchase up to $100.0 million in the aggregate of its common stock over a two-year period, beginning August 9, 2013.

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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