Annual report pursuant to Section 13 and 15(d)

Share based compensation - Options Exercised (Details)

v3.20.4
Share based compensation - Options Exercised (Details) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Share based compensation      
Option Exercised (in shares) 11,401,390 3,549,298 5,334,936
Intrinsic value of stock options exercised $ 8,195,000 $ 1,977,000 $ 6,727,000
Proceeds from exercise of stock options 5,663,000 366,000 3,037,000
Tax benefit from stock option exercises $ 1,265,000 $ 1,488,000 $ 1,325,000