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LONG-TERM DEBT - Long-term debt (Details) (USD $)	Dec. 31, 2014	Jun. 30, 2014
Debt Instrument [Line Items]
Long-term debt	$ 465,337us-gaap_LongTermDebt	$ 422,776us-gaap_LongTermDebt
Less current portion	203,621us-gaap_LongTermDebtCurrent	172,911us-gaap_LongTermDebtCurrent
Long-term debt, less current portion	261,716us-gaap_LongTermDebtNoncurrent	249,865us-gaap_LongTermDebtNoncurrent
Capital Lease Obligations
Debt Instrument [Line Items]
Long-term debt	419,001	414,525
Loan agreements
Debt Instrument [Line Items]
Long-term debt	$ 46,336	$ 8,251

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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