Share Repurchases	6 Months Ended
Jun. 30, 2020
Payments For Repurchase Of Equity [Abstract]
Share Repurchases	7. Share Repurchases On November 1, 2017, the Board authorized a share repurchase program, under which the Company may repurchase up to $500.0 in shares of Common Stock (the “2017 Share Repurchase Program”). The 2017 Share Repurchase Program does not have an expiration. The Company also continued its evergreen share repurchase program, authorized by the Board on January 29, 2014, under which the Company may repurchase, from time to time, Common Stock to reduce or eliminate dilution associated with issuances of Common Stock under the Company’s incentive plans. The Company did not repurchase any shares of its common stock in the first six months of 2020. As a result of the Company’s stock repurchases in recent years, there remains $210.0 of share repurchase availability under the 2017 Share Repurchase Program as of June 30, 2020.

Share Repurchases

6 Months Ended

Jun. 30, 2020

Payments For Repurchase Of Equity [Abstract]

7. Share Repurchases

On November 1, 2017, the Board authorized a share repurchase program, under which the Company may repurchase up to $500.0 in shares of Common Stock (the “2017 Share Repurchase Program”). The 2017 Share Repurchase Program does not have an expiration. The Company also continued its evergreen share repurchase program, authorized by the Board on January 29, 2014, under which the Company may repurchase, from time to time, Common Stock to reduce or eliminate dilution associated with issuances of Common Stock under the Company’s incentive plans.

The Company did not repurchase any shares of its common stock in the first six months of 2020. As a result of the Company’s stock repurchases in recent years, there remains $210.0 of share repurchase availability under the 2017 Share Repurchase Program as of June 30, 2020.