Shareholders' Equity (Details) - $ / shares	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019
Shares
Outstanding (in shares)	270,676	291,584
Granted (in shares)	307,000	0
Exercised (in shares)	(176)	(15,584)
Forfeited (in shares)	(2,233)	(5,324)
10% assumed Stock dividend adjustment (in shares)	27,068	0
Outstanding (in shares)	602,335	270,676
Non-vested at end of period (in shares)	422,646	164,099
Exercisable (in shares)	179,689	106,577
Weighted Average Exercise Price
Weighted average exercise price, outstanding (in dollars per share)	$ 14.80	$ 14.36
Weighted average exercise price, granted (in dollars per share)	12.29	0
Weighted average exercise price, exercised (in dollars per share)	7.81	8.59
Weighted average exercise price, forfeited (in dollars per share)	7.81	8.59
Weighted average exercise price, 10% assumed Stock dividend adjustment (in dollars per share)	0	0
Weighted average exercise price, outstanding (in dollars per share)	12.87	14.80
Weighted average exercise price, nonvested (in dollars per share)	13.43	16.79
Weighted average exercise price, exercisable (in dollars per share)	$ 11.55	$ 11.75

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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- Definition

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.