DEBT - Long-Term Obligations (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023	Jul. 06, 2022	Mar. 07, 2022
Components of the company's debt obligations
Finance Lease Liabilities	$ 26,115	$ 26,478
Unamortized debt issuance costs	(3,647)	(3,816)
Long-term debt and lease obligation, including current maturities	951,675	1,057,614
Current maturities of long-term obligations	(271,317)	(376,426)
Total long-term obligations	680,358	681,188
Notes payable 0.00% – 2.25%, due in monthly and annual installments through 2030
Components of the company's debt obligations
Long-term debt, gross	$ 14,207	14,988
Notes payable 0.00% – 2.25%, due in monthly and annual installments through 2030 | Minimum
Components of the company's debt obligations
Interest rate on notes	0.00%
Notes payable 0.00% – 2.25%, due in monthly and annual installments through 2030 | Maximum
Components of the company's debt obligations
Interest rate on notes	2.25%
Senior unsecured notes 3.4%, due in 2024
Components of the company's debt obligations
Long-term debt, gross	$ 50,000	50,000
Interest rate on notes	3.40%
Senior unsecured notes 3.5%, due in 2024
Components of the company's debt obligations
Long-term debt, gross	$ 0	100,000
Interest rate on notes	3.50%
Senior unsecured notes 1.2%, due in 2024
Components of the company's debt obligations
Long-term debt, gross	$ 215,820	220,810
Interest rate on notes	1.20%
Senior unsecured notes 3.6%, due in 2025
Components of the company's debt obligations
Long-term debt, gross	$ 125,000	125,000
Interest rate on notes	3.60%
Senior unsecured notes 3.6%, due in 2026
Components of the company's debt obligations
Long-term debt, gross	$ 125,000	125,000
Interest rate on notes	3.60%
Senior unsecured notes 3.6%, due in 2032, net of discount of $0.8 million
Components of the company's debt obligations
Long-term debt, gross	$ 399,180	$ 399,154
Interest rate on notes	3.60%		3.60%	3.60%
Debt instrument, discount	$ 800