LONG-TERM DEBT (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Sep. 30, 2014
Debt Instrument [Line Items]
Debt outstanding	$ 323,750
Term loan quarterly payment		8,750
Maturity date	May 07, 2019
Term loan interest rate (in hundredth)	1.67%
Undrawn revolving loan	100,000
Maturities of Long-term Debt [Abstract]
2015	26,250
2016	35,000
2017	35,000
2018	35,000
2019	192,500
Capitalized costs net of accumulated amortization	1,982us-gaap_DeferredFinanceCostsNet
Amortization expense pertaining to Capitalized costs	157us-gaap_AmortizationOfFinancingCosts
Senior Secured Term Loan [Member]
Debt Instrument [Line Items]
Amount of loan	350,000
Revolving Loan [Member]
Debt Instrument [Line Items]
Amount of loan	100,000
Revolving loan used for funding of acquisition and general corporate purposes	50,000
Current Portion of Long-term Debt [Member]
Maturities of Long-term Debt [Abstract]
2015	26,250
2016	8,750
2017	0
2018	0
2019	0
Long-term Debt [Member]
Maturities of Long-term Debt [Abstract]
2015	0
2016	26,250
2017	35,000
2018	35,000
2019	$ 192,500

Refers to amount of revolving loan used for funding of acquisition and general corporate purposes.

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- Definition

Amount of noncash expense included in interest expense to issue debt and obtain financing associated with the related debt instruments. Alternate captions include noncash interest expense.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

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For an unclassified balance sheet, the carrying amount (net of accumulated amortization) as of the balance sheet date of capitalized costs associated with the issuance of debt instruments (for example, legal, accounting, underwriting, printing, and registration costs) that will be charged against earnings over the life of the debt instruments to which such costs pertain.

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- Definition

Amount of the fee for available but unused credit capacity under the credit facility.

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-Publisher FASB

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-Topic 210

-SubTopic 10

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Date the credit facility terminates, in CCYY-MM-DD format.

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The effective interest rate during the reporting period.

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- Definition

Maximum amount borrowed under the credit facility at any time during the period.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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- Definition

Amount of the required periodic payments of both interest and principal.

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- Definition

Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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- Definition

Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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