Note G - Employee Benefit Plans (Details) - Fair Values by Asset Category of Defined Benefit Pension Plan (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014		Jun. 30, 2013	Jun. 30, 2012
Note G - Employee Benefit Plans (Details) - Fair Values by Asset Category of Defined Benefit Pension Plan [Line Items]
Fair value by asset category	$ 1,719		$ 1,662	$ 1,682
Cash and Cash Equivalents [Member] | Fair Value, Inputs, Level 1 [Member]
Note G - Employee Benefit Plans (Details) - Fair Values by Asset Category of Defined Benefit Pension Plan [Line Items]
Fair value by asset category	101
Cash and Cash Equivalents [Member]
Note G - Employee Benefit Plans (Details) - Fair Values by Asset Category of Defined Benefit Pension Plan [Line Items]
Fair value by asset category	101
Equity Securities [Member] | Fair Value, Inputs, Level 1 [Member]
Note G - Employee Benefit Plans (Details) - Fair Values by Asset Category of Defined Benefit Pension Plan [Line Items]
Fair value by asset category	850	[1]
Equity Securities [Member] | Fair Value, Inputs, Level 2 [Member]
Note G - Employee Benefit Plans (Details) - Fair Values by Asset Category of Defined Benefit Pension Plan [Line Items]
Fair value by asset category		[1]
Equity Securities [Member] | Fair Value, Inputs, Level 3 [Member]
Note G - Employee Benefit Plans (Details) - Fair Values by Asset Category of Defined Benefit Pension Plan [Line Items]
Fair value by asset category		[1]
Equity Securities [Member]
Note G - Employee Benefit Plans (Details) - Fair Values by Asset Category of Defined Benefit Pension Plan [Line Items]
Fair value by asset category	850	[1]
Debt Securities [Member] | Fair Value, Inputs, Level 1 [Member]
Note G - Employee Benefit Plans (Details) - Fair Values by Asset Category of Defined Benefit Pension Plan [Line Items]
Fair value by asset category	768	[2]
Debt Securities [Member] | Fair Value, Inputs, Level 2 [Member]
Note G - Employee Benefit Plans (Details) - Fair Values by Asset Category of Defined Benefit Pension Plan [Line Items]
Fair value by asset category		[2]
Debt Securities [Member] | Fair Value, Inputs, Level 3 [Member]
Note G - Employee Benefit Plans (Details) - Fair Values by Asset Category of Defined Benefit Pension Plan [Line Items]
Fair value by asset category		[2]
Debt Securities [Member]
Note G - Employee Benefit Plans (Details) - Fair Values by Asset Category of Defined Benefit Pension Plan [Line Items]
Fair value by asset category	768	[2]
Fair Value, Inputs, Level 1 [Member]
Note G - Employee Benefit Plans (Details) - Fair Values by Asset Category of Defined Benefit Pension Plan [Line Items]
Fair value by asset category	$ 1,719

[1] This category is comprised of publicly traded funds, of which 70% are large-capfunds, 4% are mid-cap funds, 6% are emerging markets equity funds, and 20%are international equity funds.

[2] This category is comprised of publicly traded funds, of which 17% are short-termfixed income funds, 3% are high-yield fixed income funds, 53% are intermediatefixed income funds, 23% are REITs and MLPs funds, and 4% are international/emerging markets funds.