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DERIVATIVE INSTRUMENTS (Schedule of Cross-Currency Swap Derivatives) (Details) SFr in Thousands | Dec. 31, 2021 USD ($) | Dec. 31, 2021 CHF (SFr) | Oct. 04, 2021 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2020 CHF (SFr) | Dec. 21, 2020 USD ($) | Dec. 21, 2020 CHF (SFr) | Oct. 02, 2020 USD ($) | Oct. 02, 2017 USD ($) | Oct. 02, 2017 CHF (SFr)
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Cross-Currency Interest Rate Swap |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Aggregate Notional Amount |  |  |  |  |  | $ 471,600,000 | SFr 420,100 |  |  |
Cross-Currency Interest Rate Swap | Long |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Aggregate Notional Amount | SFr |  |  |  |  |  |  |  |  |  | SFr 291,200
Cross-Currency Interest Rate Swap | Short |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Aggregate Notional Amount |  |  |  |  |  |  |  |  | $ 300,000,000 |
Cash Flow Hedging | Designated as Hedging Instrument |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Aggregate Notional Amount | $ 1,775,000,000 |  |  | $ 1,875,000,000 |  |  |  |  |  |
Fair Value Asset (Liability) | (43,957,000) |  |  | (93,769,000) |  |  |  |  |  |
Cash Flow Hedging | Designated as Hedging Instrument | Cross Currency Interest Rate Swap, Contract One |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Fair Value Asset (Liability) | $ 0 |  |  | (4,335,000) |  |  |  |  |  |
Cash Flow Hedging | Designated as Hedging Instrument | Cross Currency Interest Rate Swap, Contract One | Long |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Fixed Rate | 1.85% | 1.85% |  |  |  |  |  |  |  |
Aggregate Notional Amount | SFr |  | SFr 0 |  |  | SFr 48,533 |  |  |  |  |
Cash Flow Hedging | Designated as Hedging Instrument | Cross Currency Interest Rate Swap, Contract One | Short |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Fixed Rate | 4.46% | 4.46% |  |  |  |  |  |  |  |
Aggregate Notional Amount | $ 0 |  |  | 50,000,000 |  |  |  |  |  |
Cash Flow Hedging | Designated as Hedging Instrument | Cross Currency Interest Rate Swap, Contract Two |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Fair Value Asset (Liability) | $ (8,283,000) |  |  | (11,262,000) |  |  |  |  |  |
Cash Flow Hedging | Designated as Hedging Instrument | Cross Currency Interest Rate Swap, Contract Two | Long |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Fixed Rate | 1.95% | 1.95% |  |  |  |  |  |  |  |
Aggregate Notional Amount | SFr |  | SFr 145,598 |  |  | 145,598 |  |  |  |  |
Cash Flow Hedging | Designated as Hedging Instrument | Cross Currency Interest Rate Swap, Contract Two | Short |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Fixed Rate | 4.52% | 4.52% |  |  |  |  |  |  |  |
Aggregate Notional Amount | $ 150,000,000 |  |  | 150,000,000 |  |  |  |  |  |
Cash Flow Hedging | Designated as Hedging Instrument | Cross Currency Interest Rate Swap, Contract Three |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Fair Value Asset (Liability) | $ 41,000 |  |  | (7,843,000) |  |  |  |  |  |
Cash Flow Hedging | Designated as Hedging Instrument | Cross Currency Interest Rate Swap, Contract Three | Long |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Fixed Rate | 3.00% | 3.00% |  |  |  |  |  |  |  |
Aggregate Notional Amount | SFr |  | SFr 397,137 |  |  | SFr 420,137 |  |  |  |  |
Cash Flow Hedging | Designated as Hedging Instrument | Cross Currency Interest Rate Swap, Contract Three | Short |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Fixed Rate | 3.98% | 3.98% |  |  |  |  |  |  |  |
Aggregate Notional Amount | $ 445,821,000 |  |  | 471,640,000 |  |  |  |  |  |
Cash Flow Hedging | Designated as Hedging Instrument | Cross-Currency Interest Rate Swap |  |  |  |  |  |  |  |  |  |
Derivative [Line Items] |  |  |  |  |  |  |  |  |  |
Aggregate Notional Amount |  |  | $ 50,000,000 |  |  |  |  | $ 33,300,000 |  |
Fair Value Asset (Liability) | $ (8,242,000) |  |  | $ (23,441,000) |  |  |  |  |  |

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