SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Adoption of Recent Accounting Pronouncements (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
New Accounting Pronouncement, Early Adoption [Line Items]
Income Tax Provision									$ 32,874	$ 8,225	$ 11,307
Net earnings from continuing operations	$ 140,179	$ 131,487	$ 132,921	$ 149,324	$ 119,934	$ 137,791	$ 119,226	$ 117,682	$ 553,911	$ 494,633	$ 451,104
Basic (USD per share)	$ 0.53	$ 0.51	$ 0.56	$ 0.65	$ 0.52	$ 0.60	$ 0.52	$ 0.52	$ 2.21	$ 2.15	$ 2.03
Diluted (USD per share)	$ 0.48	$ 0.45	$ 0.51	$ 0.59	$ 0.46	$ 0.52	$ 0.45	$ 0.45	$ 2.00	$ 1.88	$ 1.73
Dilutive weighted average common shares outstanding (shares)									242,464	194,349	197,110
Long-term debt, net	$ 3,534,706				$ 2,889,626				$ 3,534,706	$ 2,889,626
Revision of Prior Period, Accounting Standards Update, Adjustment | Accounting Standards Update 2020-06 | Scenario, Plan
New Accounting Pronouncement, Early Adoption [Line Items]
Interest Expense									(44,000)
Income Tax Provision									10,000
Net earnings from continuing operations									$ 34,000
Basic (USD per share)									$ 0.16
Diluted (USD per share)									$ 0.09
Dilutive weighted average common shares outstanding (shares)									14,000
Long-term debt, net	$ 300,000								$ 300,000