Consolidated Balance Sheets (Parentheticals) (USD $)	Sep. 30, 2014	Dec. 31, 2013
Statement of Financial Position [Abstract]
Preferred stock (dollars per share)	$ 0.1	$ 0.1
Preferred shares authorized (in shares)	10,000,000	10,000,000
Common stock (in dollars per share)	$ 0.1	$ 0.1
Common shares authorized (in shares)	100,000,000	100,000,000
Common shares issued (in shares)	30,461,791	31,423,427
Common stock outstanding (in shares)	30,461,791	31,423,427