Stock Compensation Plans - Restricted stock grants (Details) - $ / shares	3 Months Ended	6 Months Ended
	Mar. 31, 2022	Jun. 30, 2022
Performance Stock Units [Member]
Shares, Unvested at January 1, 2022	161,674	161,674
Shares, Granted	86,190	86,190
Shares, Vested		0
Shares, Forfeited		0
Shares, Unvested at June 30, 2022		247,864
Weighted -Average Grant Date Fair Value, Unvested at January 1, 2022	$ 28.36	$ 28.36
Weighted-Average Grant Date Fair Value, Granted		30.67
Weighted-Average Grant Date Fair Value, Vested		0
Weighted-Average Grant Date Fair Value, Forfeited		0
Weighted-Average Grant Date Fair Value, Unvested at June 30, 2022		$ 29.16
Restricted Stock Units (RSUs) [Member]
Shares, Unvested at January 1, 2022	51,773	51,773
Shares, Vested		(13,637)
Shares, Forfeited		(3,913)
Shares, Unvested at June 30, 2022		34,223
Weighted -Average Grant Date Fair Value, Unvested at January 1, 2022	$ 28.44	$ 28.44
Weighted-Average Grant Date Fair Value, Vested		29.00
Weighted-Average Grant Date Fair Value, Forfeited		28.30
Weighted-Average Grant Date Fair Value, Unvested at June 30, 2022		$ 28.24
Restricted Stock Awards (RSAs) [Member]
Shares, Unvested at January 1, 2022	58,260	58,260
Shares, Granted		44,192
Shares, Vested		(34,426)
Shares, Forfeited		(786)
Shares, Unvested at June 30, 2022		67,240
Weighted -Average Grant Date Fair Value, Unvested at January 1, 2022	$ 29.71	$ 29.71
Weighted-Average Grant Date Fair Value, Granted		29.87
Weighted-Average Grant Date Fair Value, Vested		27.96
Weighted-Average Grant Date Fair Value, Forfeited		31.84
Weighted-Average Grant Date Fair Value, Unvested at June 30, 2022		$ 30.69