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Common Stock Repurchase Programs | 12 Months Ended
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Dec. 31, 2021
Equity [Abstract] |
Common Stock Repurchase Programs | Common Stock Repurchase ProgramsIn May 2018, our Board of Directors authorized a plan to repurchase up to $600.0 million of our common stock (“May 2018 Repurchase Program”). As of December 31, 2021, the authorization under the May 2018 Repurchase Program was completed. In May 2021, our Board of Directors authorized a plan to repurchase up to $1.0 billion of our common stock (“May 2021 Repurchase Program”). As of December 31, 2021, we have $725.0 million available for repurchase under the May 2021 Repurchase Program. Accelerated Stock Repurchase Agreements (“ASRs”) We entered into the following ASRs providing for the repurchase of our common stock based on the volume-weighted average price during the term of the agreement, less an agreed upon discount. The following table summarizes the information regarding repurchases of our common stock under ASRs:
Agreement Date |  | Repurchase Program |  | Amount Paid (in millions) |  |  |  |  |  |  |  | Completion Date |  | Total Shares Received |  | Average Price per Share
Q3 2019 |  | May 2018 |  | $ | 200.0 |  |  |  |  |  |  |  |  | Q3 2019 |  | 1,132,464 |  |  | $ | 176.61 |
Q2 2021 |  | May 2018 |  | $ | 100.0 |  |  |  |  |  |  |  |  | Q3 2021 |  | 171,322 |  |  | $ | 583.70 |
Q2 2021 |  | May 2021 |  | $ | 100.0 |  |  |  |  |  |  |  |  | Q3 2021 |  | 161,707 |  |  | $ | 618.40 |
Q3 2021 |  | May 2021 |  | $ | 75.0 |  |  |  |  |  |  |  |  | Q3 2021 |  | 109,239 |  |  | $ | 686.91 |
Q4 2021 |  | May 2021 |  | $ | 100.0 |  |  |  |  |  |  |  |  | Q4 2021 |  | 150,031 |  |  | $ | 666.53 |
Open Market Common Stock Repurchases During the year ended December 31, 2019, we repurchased on the open market approximately 0.8 million shares of our common stock at an average price of $264.93 per share, including commissions, for an aggregate purchase price of $200.0 million. Subsequent to year end, during February 2022, we repurchased on the open market approximately 0.1 million shares of our common stock at an average price of $522.35 per share, including commissions, for an aggregate purchase price of $75.0 million.

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