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

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LONG-TERM DEBT - Narrative (Details) - USD ($) $ in Thousands	Jul. 09, 2018	Jun. 19, 2018	Jun. 11, 2018	Sep. 29, 2018
Debt Instrument [Line Items]
Debt maturity, remainder of 2018				$ 242
Debt maturity, 2019				815
Debt maturity, 2020				814
Debt maturity, 2021				813
Debt maturity, 2022				514
Debt maturity, 2023				$ 0
Senior Unsecured Notes \| Senior Unsecured Notes 5.00% Due 2044
Debt Instrument [Line Items]
Issuance of senior unsecured notes		$ 200,000
Stated rate				5.00%
Senior Unsecured Notes \| Senior Unsecured Notes 5.25% Due 2054
Debt Instrument [Line Items]
Issuance of senior unsecured notes		$ 55,000
Stated rate				5.25%
Senior Unsecured Notes \| Senior Unsecured Notes 6.625% Due 2020
Debt Instrument [Line Items]
Redemption of debt, amount	$ 250,200		$ 250,200