Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation - Other than Options (Details)

v3.20.2
Stock-based Compensation - Other than Options (Details) - USD ($)
$ in Millions
Jun. 30, 2020
Dec. 31, 2019
Skyhook | LTIPs | PARs and PSUs | Other liabilities | Level 2    
Stock Based Compensation    
Deferred compensation $ 1.0 $ 1.2