Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Additional Information (Details)

v3.19.3.a.u2
Stockholders' Equity - Additional Information (Details) - USD ($)
1 Months Ended 12 Months Ended
Nov. 30, 2019
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Class of Stock [Line Items]        
Preferred stock, shares issued (in shares)   0 0  
Preferred stock, shares outstanding (in shares)   0 0  
Common stock dividends   $ 0    
Stock repurchase program, authorized amount $ 50,000,000.0      
Stock repurchase program period 3 years      
Stock repurchase program, stock repurchased (in shares)   368,996    
Stock repurchase program, stock repurchased   $ 5,000,000 $ 0 $ 0
Convertible Preferred Stock        
Class of Stock [Line Items]        
Preferred stock, shares issued (in shares)   0 0  
Preferred stock, shares outstanding (in shares)   0 0  
Preferred stock dividend declared or paid   $ 0 $ 0 $ 0