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Stockholders' Equity | 9 Months Ended
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Sep. 30, 2019
Equity [Abstract] |
Stockholders' Equity | Stockholders’ Equity From time to time, the Company’s Board of Directors authorizes share repurchase programs under which the Company may repurchase shares of the Company’s common stock in the open market. The following table presents repurchases of the Company’s common stock for the periods presented (in thousands, except total number of shares repurchased and per share data):
|  |  |  |  |  | Total Number of Shares Repurchased During the Nine Months Ended September 30, |  |  |  |  |  |
Date Authorized |  | Expiration Date |  | Dollar Amount Authorized |  | 2019 |  | 2018 |  | Aggregate Purchase Price |  | Average Price Per Share Repurchased |  | Plan Completed
May 6, 2019 |  | December 31, 2020 |  | $ | 40,000 |  |  | 1,302,401 |  |  | — |  | $ | 35,419 |  |  | $ | 27.20 |  |  |
December 12, 2018 |  | May 31, 2020 |  | $ | 20,000 |  |  | 468,108 |  |  | — |  | $ | 14,513 |  |  | $ | 31.00 |  |  | May 2019
September 5, 2017 |  | December 31, 2018 |  | $ | 20,000 |  |  | — |  | 342,749 |  |  | $ | 11,116 |  |  | $ | 32.43 |  |  | December 2018
See the “Condensed Consolidated Statements of Stockholders’ Equity” for a roll-forward of treasury shares.

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- Definition The entire disclosure for treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -URI http://asc.fasb.org/subtopic&trid=2208821 + Details
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