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Short-Term And Long-Term Investments (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Jun. 30, 2013
Short-term Investments	$ 15,860	$ 13,321
Restricted Cash and Cash Equivalents	450	772
Long-term Investments	725	725
Fixed Deposits And Certificates Of Deposit [Member]
Short-term Investments	8,496	9,581
Variable Rate Demand Obligation [Member]
Short-term Investments	1,625	1,715
Repurchase Agreements [Member]
Short-term Investments	$ 5,735	$ 2,000

The carrying amounts of cash and cash equivalent items which are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. This element is for unclassified presentations; for classified presentations there is a separate and distinct element.

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