Statements of Consolidated Cash Flows (Parenthetical) (USD $) In Thousands	12 Months Ended
Jun. 30, 2011	Jun. 30, 2009
Cash Flows from Investing Activities
Cash acquired from businesses acquisition	$ 168	$ 185

The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business).

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 95
-Paragraph 15, 16, 17

Name:	us-gaap_CashAcquiredFromAcquisition
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration