EQUITY - Share Repurchase Program (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended	135 Months Ended
Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022
Share Repurchase Program
Number of shares of common stock repurchased	596,988	490,632	18,669,117
Average price paid per share	$ 117.25	$ 96.97	$ 69.69
Total purchase price	$ 70.0	$ 47.6	$ 1,300.0
Availability remaining under existing share repurchase authorizations	$ 248.9	$ 352.5	$ 248.9

Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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