DEBT (Schedule of Long Term Debt) (Details) - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2017	Dec. 31, 2016
Debt Instrument [Line Items]
Total debt	$ 1,068,424
Less: Current maturities of long-term debt	(31,525)	$ (31,676)
Less: Deferred financing costs	(3,278)
Long-term debt, net of deferred financing costs	1,033,621	$ 1,030,205
Term Credit Agreement borrowings due 2024 at a variable interest rate of 2.7% at June 30, 2017
Debt Instrument [Line Items]
Total debt	$ 350,000
Debt instrument, interest rate during period	3.30%
Periodic effective interest rate	2.70%
Term Credit Agreement borrowings due 2024 at a variable interest rate of 2.7% at June 30, 2017 \| LIBOR
Debt Instrument [Line Items]
Basis points on periodic interest rate	1.625%
Senior Notes due 2022 at a fixed interest rate of 3.75%
Debt Instrument [Line Items]
Total debt	$ 325,000
Fixed interest rate	3.75%
Incremental Term Loan Agreement borrowings due 2026 at a variable interest rate of 2.95% at June 30, 2017
Debt Instrument [Line Items]
Total debt	$ 300,000
Debt instrument, interest rate during period	2.80%
Periodic effective interest rate	2.95%
Incremental Term Loan Agreement borrowings due 2026 at a variable interest rate of 2.95% at June 30, 2017 \| LIBOR
Debt Instrument [Line Items]
Basis points on periodic interest rate	1.90%
Mortgage Notes due 2017 at fixed interest rates of 4.35%
Debt Instrument [Line Items]
Total debt	$ 31,525
Fixed interest rate	4.35%
Revolving Credit Facility borrowings due 2020 at an average variable interest rate of 2.5% at June 30, 2017
Debt Instrument [Line Items]
Total debt	$ 50,000
Periodic effective interest rate	2.50%
New Zealand JV noncontrolling interest shareholder loan at 0% interest rate
Debt Instrument [Line Items]
Total debt	$ 11,899
Fixed interest rate	0.00%

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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- Definition

The average effective interest rate during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28555-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.17)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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