Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Restricted Stock Award Activity (Details)

v3.19.3
Stock-Based Compensation - Restricted Stock Award Activity (Details) - Restricted Shares of Common Stock
9 Months Ended
Sep. 30, 2019
$ / shares
shares
Number of Shares (in shares):  
Non-vested, beginning balance (in shares) | shares 1,000
Vested (in shares) | shares (1,000)
Non-vested, ending balance (in shares) | shares 0
Weighted-Average Grant Date Fair Value (in dollars per share):  
Non-vested, beginning balance (usd per share) | $ / shares $ 102.82
Vested (usd per share) | $ / shares 107.00
Non-vested, ending balance (usd per share) | $ / shares $ 0.00