SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Net Income Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2023	Jun. 30, 2022
Numerator:
Net income	$ 100,520	$ 87,131	$ 83,473	$ 89,318	$ 187,651	$ 172,791
Denominator:
Denominator for basic net income per share - weighted-average outstanding shares (in shares)	405,429		393,342		404,960	393,119
Effect of dilutive securities:
Stock options, restricted stock awards and restricted stock units (in shares)	1,322		1,136		1,494	1,237
Denominator for diluted net income per share — weighted average outstanding shares (in shares)	406,751		394,478		406,454	394,356
Net income per share - basic (in dollars per share)	$ 0.25		$ 0.21		$ 0.46	$ 0.44
Net income per share - diluted (in USD per share)	$ 0.25		$ 0.21		$ 0.46	$ 0.44