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EQUITY (Details) $ / shares in Units, $ in Millions | 3 Months Ended | 126 Months Ended |
--- | --- | --- | ---
Jun. 30, 2021 USD ($) Vote / shares $ / shares shares | Mar. 31, 2021 USD ($) $ / shares | Jun. 30, 2020 USD ($) $ / shares shares | Mar. 31, 2020 USD ($) $ / shares | Jun. 30, 2021 USD ($) Vote / shares $ / shares shares | Dec. 31, 2020 $ / shares shares
Common Stock |  |  |  |  |  |
Common stock, shares authorized (in shares) | 325,000,000 |  |  |  | 325,000,000 | 325,000,000
Common stock, par value (in dollars per share) | $ / shares | $ 0.01 |  |  |  | $ 0.01 | $ 0.01
Common stock, shares issued (in shares) | 126,203,651 |  |  |  | 126,203,651 | 125,998,967
Common stock, shares outstanding (in shares) | 106,621,969 |  |  |  | 106,621,969 | 107,299,933
Common stock, votes per share | Vote / shares | 1 |  |  |  | 1 |
Common Stock in Treasury, at Cost |  |  |  |  |  |
Common stock held in Treasury (in shares) | 19,581,682 |  |  |  | 19,581,682 | 18,699,034
Share Repurchase Program |  |  |  |  |  |
Number of shares of common stock repurchased | 331,373 |  | 992,159 |  | 18,072,129 |
Average price paid per share | $ / shares | $ 101.57 |  | $ 100.54 |  | $ 68.12 |
Total purchase price | $ | $ 33.7 | $ 47.6 | $ 99.8 | $ 119.5 | $ 1,200.0 |
Availability remaining under existing share repurchase authorizations | $ | $ 318.9 |  | $ 329.9 |  | $ 318.9 |
Purchase of Common Stock from Employees |  |  |  |  |  |
Stock repurchased from employee stock plans (in shares) | 1,441 |  | 2,667 |  |  |
Average price paid per share (in dollars per share) | $ / shares | $ 111.70 |  | $ 100.68 |  |  |
Preferred stock |  |  |  |  |  |
Preferred stock, shares authorized (in shares) | 20,000,000 |  |  |  | 20,000,000 | 20,000,000
Preferred stock, par value (in dollars per share) | $ / shares | $ 0.01 |  |  |  | $ 0.01 | $ 0.01
Preferred stock, shares issued (in shares) | 0 |  |  |  | 0 | 0
Preferred stock, shares outstanding (in shares) | 0 |  |  |  | 0 | 0
Dividends |  |  |  |  |  |
Cash dividends declared (in dollars per share) | $ / shares | $ 0.42 | $ 0.42 | 0.36 | $ 0.36 |  |
Cash dividends per share, paid (in dollars per share) | $ / shares | $ 0.42 |  | $ 0.36 |  |  |
Aggregate payout | $ | $ 45.0 | $ 45.3 | $ 39.5 | $ 40.0 |  |

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