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Consolidated Balance Sheets (Parentheticals) (USD $)	Mar. 31, 2014	Dec. 31, 2013
Preferred stock (dollars per share)	$ 0.10	$ 0.10
Preferred shares authorized	10,000,000	10,000,000
Common stock	$ 0.10	$ 0.10
Common shares authorized	100,000,000	100,000,000
Common shares issued	30,461,160	31,423,427
Common stock outstanding	30,461,160	31,423,427

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