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Stock Based and Other Management Compensation (Tables)

12 Months Ended

Dec. 31, 2021

Share-based Payment Arrangement [Abstract]

Stock Options, Valuation Assumptions

The weighted average assumptions used in our Black-Scholes option pricing model for options granted in 2021, 2020 and 2019 were as follows:

						2021			2020						2019
Dividend yield						0.32% - 0.35%			0.44% - 3.77%						2.39% - 3.05%
Expected volatility						62		%	50		%				50		%
Risk-free interest rate						1.1% - 1.21%			0.37% - 1.22%						1.79% - 2.63%
Expected term in years						6.5 years			6.5 years						6.5 years

Stock Options, Activity

The following table summarizes activity related to stock options during 2021:

						Number of Options						Weighted- Average Exercise Price Per Share						Aggregate Intrinsic Value (thousands)						Weighted Average Remaining Term (Years)
Outstanding at December 31, 2020						1,248,935						$	13.66
Granted						479,500						$	11.49
Exercised						(39,700)						$	10.67
Forfeited or expired						(72,015)						$	14.02
Outstanding at December 31, 2021						1,616,720						$	13.08					$	972,123					7.6 years
Vested and Expected to vest as of December 31, 2021						1,616,720						$	13.08					$	972,123					7.6 years
Exercisable at December 31, 2021						1,500,800						$	12.79					$	972,123					7.6 years

A summary of the status and changes of stock options and the related average price per share follows:

						Number of Options						Weighted- Average Grant Date Fair Value
Outstanding unvested as of December 31, 2020						906,361						$	4.94
Granted						479,500						6.50
Vested						(1,227,592)						5.38
Forfeited						(42,349)						5.09
Outstanding unvested as of December 31, 2021						115,920						$	6.64

Schedule of Nonvested Restricted Stock Units Activity

A summary of the status and changes of shares subject to RSU awards for employees and the related average price per share follows:

						Number of Shares						Weighted- Average Grant Date Fair Value
Outstanding unvested as of December 31, 2020						502,770						$	10.28
Granted						515,960						11.49
Cancelled						(16,795)						10.78
Vested						(999,239)						10.88
Outstanding unvested as of December 31, 2021						2,696						$	13.96

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Tabular disclosure of the changes in outstanding nonvested restricted stock units.

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Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

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