Stock-Based Compensation, Non-Vested Stock Option Activity (Details) - Stock Options	3 Months Ended
	Mar. 31, 2022 $ / shares shares
Status of the Company's non-vested options and changes during the year
Non-vested options at the beginning of the period (in shares) | shares	31,380,283
Non-vested options, options granted (in shares) | shares	532,721
Non-vested options, options vested (in shares) | shares	(59,200)
Non-vested options, options forfeited (in shares) | shares	(136,140)
Non-vested options at the end of the period (in shares) | shares	31,717,664
Weighted Average Fair Value at Grant Date
Weighted average fair value at the grant date, options outstanding at the beginning of the period (in dollars per share) | $ / shares	$ 8.34
Weighted average fair value at grant date, options granted (in dollars per share) | $ / shares	17.97
Weighted average fair value at grant date, options vested (in dollars per share) | $ / shares	10.69
Weighted average fair value at grant date, options forfeited (in dollars per share) | $ / shares	7.68
Weighted average fair value at the grant date, options outstanding at the end of the period (in dollars per share) | $ / shares	$ 8.50