Stock-Based Compensation (Schedule of Outstanding Restricted Stock) (Details) - Long-Term Restricted Stock Awards	3 Months Ended
	Mar. 31, 2023 $ / shares shares
Number of Units
Nonvested, beginning (in shares) | shares	223,012
Granted during the period (in shares) | shares	81,075
Vested during the period (in shares) | shares	(1,354)
Forfeited or expired during the period (in shares) | shares	(791)
Nonvested, ending (in shares) | shares	301,942
Weighted-Average Grant-Date Fair Value
Nonvested, beginning (in dollars per share) | $ / shares	$ 36.14
Granted during the period (in dollars per share) | $ / shares	41.68
Vested during the period (in dollars per share) | $ / shares	36.69
Forfeited or expired during the period (in dollars per share) | $ / shares	37.88
Nonvested, ending (in dollars per share) | $ / shares	$ 37.33