Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Statement [Line Items]
Net income from continuing operations	$ 86,303	$ 78,666	$ 70,273
Income from discontinued operations, net of tax	0	0	6,508
Net income	$ 86,303	$ 78,666	$ 76,781
Average common shares outstanding:
Average common shares outstanding - basic (in shares)	33,934	30,702	30,541
Additional shares for stock-based compensation plans	50	50	58
Average common shares outstanding - diluted (in shares)	33,984	30,752	30,599
Earnings from continuing operations per share of common stock:
Basic (in dollars per share)	$ 2.54	$ 2.56	$ 2.30
Diluted (in dollars per share)	2.54	2.56	2.30
Earnings from discontinued operations per share of common stock, basic
Basic (in dollars per share)	0	0	0.21
Earnings from discontinued operations per share of common stock, diluted
Diluted (in dollars per share)	0	0	0.21
Earnings (loss) per share of common stock
Basic (in dollars per share)	2.54	2.56	2.51
Diluted (in dollars per share)	$ 2.54	$ 2.56	$ 2.51
Antidilutive shares	2	7	1
Discontinued Operations, Held-for-sale [Member] | Gill Ranch [Member]
Income Statement [Line Items]
Income from discontinued operations, net of tax	$ 6,508
Earnings from discontinued operations per share of common stock, basic
Basic (in dollars per share)	$ 0	$ 0	$ 0.21
Earnings from discontinued operations per share of common stock, diluted
Diluted (in dollars per share)	$ 0	$ 0	$ 0.21