Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Schedule of Stock-based Awards Granted (Details)

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Stock-Based Compensation - Schedule of Stock-based Awards Granted (Details) - 2007 Stock Incentive Plan - shares
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Stock options    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Options granted (in shares) 0 17,000
Restricted stock awards and restricted stock units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Equity instruments other than options, granted (in shares) 53,600 98,492