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Stock Based Compensation	3 Months Ended
Stock Based Compensation	Mar. 31, 2020
Share-based Payment Arrangement [Abstract]
Stock Based Compensation	Stock Based Compensation During the three months ended March 31, 2020 and 2019, the Company recognized stock based compensation expense of $3.2 million and $2.9 million, respectively, all of which was attributable to service-based and performance-based restricted stock units. During the three months ended March 31, 2020, the Company granted 0.3 million service-based restricted stock unit awards and performance-based restricted stock units that allow for a maximum of 0.2 million performance-based restricted stock units to be earned. During the three months ended March 31, 2019, the Company granted 0.4 million service-based restricted stock unit awards and performance-based restricted stock units that allow for a maximum of 0.4 million performance-based restricted stock units to be earned.