SIGNIFICANT ACCOUNTING POLICIES - Cumulative Effect for Adoption of ASU 2020-06 (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Jan. 01, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Total shareholders' equity	$ 207,940		$ 447,992	$ 364,761	$ 402,326
Assets:
Deferred income tax assets	0	$ 111,560	87,581
Liabilities:
Current portion of long-term debt	2,500	169,221	166,008
Long-term debt	813,516	564,220	478,151
Shareholders' equity:
Additional paid-in capital	1,189,255	1,133,044	1,242,794
Accumulated deficit	(715,299)	(527,347)	(571,794)
Cumulative effect adjustment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Total shareholders' equity			(65,303)
Assets:
Deferred income tax assets		23,979
Liabilities:
Current portion of long-term debt		3,213
Long-term debt		86,069
Shareholders' equity:
Additional paid-in capital		(109,750)
Accumulated deficit		44,447
Accumulated Deficit
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Total shareholders' equity	$ (715,299)	44,400	(571,794)	$ (640,909)	$ (592,654)
Interest adjustment due to ASU 2020-06 adoption		60,800
Tax impacts due to ASU 2020-06 adoption		$ 16,400
Accumulated Deficit | Cumulative effect adjustment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Total shareholders' equity			$ 44,447