Accounts receivable, net (Tables)

6 Months Ended

Dec. 31, 2012

Accounts Receivable, Net [Abstract]

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

The Accounts receivable, net caption in the Consolidated Balance Sheet is comprised of the following components:

	December 31, 2012			June 30, 2012
Accounts receivable, trade	$	1,605,120		$	1,792,961
Allowance for doubtful accounts	(13,262		)	(10,518		)
Non-trade accounts receivable	92,772			84,872
Notes receivable	117,775			124,969
Total	$	1,802,405		$	1,992,284