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Annual report pursuant to Section 13 and 15(d)

Note 5 - Employee Benefit Plans - Fair Values of Plan Assets by Major Asset Category (Details)

v3.8.0.1
Note 5 - Employee Benefit Plans - Fair Values of Plan Assets by Major Asset Category (Details) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Plan assets by category $ 5,356 $ 4,937 $ 4,551
Fair Value, Inputs, Level 1 [Member] Ìý Ìý Ìý
Plan assets by category 5,356 4,937 Ìý
Money Market Funds [Member] Ìý Ìý Ìý
Plan assets by category 165 1,048 Ìý
Money Market Funds [Member] | Fair Value, Inputs, Level 1 [Member] Ìý Ìý Ìý
Plan assets by category 165 1,048 Ìý
Equity Securities [Member] Ìý Ìý Ìý
Plan assets by category 670 445 Ìý
Equity Securities [Member] | Fair Value, Inputs, Level 1 [Member] Ìý Ìý Ìý
Plan assets by category 670 445 Ìý
Equity Funds [Member] Ìý Ìý Ìý
Plan assets by category 2,468 1,684 Ìý
Equity Funds [Member] | Fair Value, Inputs, Level 1 [Member] Ìý Ìý Ìý
Plan assets by category 2,468 1,684 Ìý
Fixed Income Funds [Member] Ìý Ìý Ìý
Plan assets by category 2,053 1,760 Ìý
Fixed Income Funds [Member] | Fair Value, Inputs, Level 1 [Member] Ìý Ìý Ìý
Plan assets by category $ 2,053 $ 1,760 Ìý