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Note 1 - Scheduled Maturity for the Company's Investments (Details) - USD ($)
$ in Thousands
Sep. 30, 2015
Dec. 31, 2014
Maturing in one year or less $ 23,700 $ 18,232
Maturing after one year through two years 27,183 25,459
Maturing after two years 20,604 15,657
Total investments $ 71,487 $ 59,348