FAIR VALUE MEASUREMENTS: (Details 2)				3 Months Ended			3 Months Ended				3 Months Ended			3 Months Ended
	Sep. 30, 2012 USD ($)	Jun. 30, 2012 USD ($)	Sep. 30, 2011 USD ($)	Sep. 30, 2012 Provalliance EUR (€)	Sep. 27, 2012 Provalliance	Jul. 02, 2011 Roosters	Sep. 30, 2011 Equity Call Option Provalliance USD ($)	Sep. 30, 2011 Equity Call Option Roosters USD ($)	Sep. 30, 2012 Equity Call Option Roosters USD ($)	Jun. 30, 2012 Equity Call Option Roosters USD ($)	Sep. 30, 2012 Equity Put Option Provalliance USD ($)	Sep. 30, 2011 Equity Put Option Provalliance USD ($)	Jun. 30, 2011 Equity Put Option Provalliance USD ($)	Sep. 30, 2011 Equity Put Option Roosters USD ($)	Sep. 30, 2012 Equity Put Option Roosters USD ($)	Jun. 30, 2012 Equity Put Option Roosters USD ($)
Changes in financial instruments measured on recurring basis unobservable input reconciliation calculation
Balance at the beginning of the period									$ 117,000	$ 117,000	$ 633,000	$ 21,124,000	$ 22,700,000		$ 161,000	$ 161,000
Total realized and unrealized gains (losses):
Included in other comprehensive income (loss)							(1,576,000)
Issuances														161,000
Purchases								117,000
Included in equity in (loss) income of affiliated companies											(633,000)
Balance at the end of the period								117,000	117,000	117,000		21,124,000	22,700,000	161,000	161,000	161,000
Equity interest in Provalliance (as a percent)					46.70%
Ownership interest (as a percent)						60.00%
Purchase price of equity method investment (in Euro)				80,000,000
Financial Instruments
Debt	280,061,000	287,674,000	330,000,000
Fair value of debt	$ 298,500,000		$ 304,000,000