Earnings per Share/Capital Stock - Schedule of EPS (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2025	Sep. 30, 2024
Basic:
Net income	$ 41,167	$ 33,690	$ 26,844	$ 35,834	$ 31,864	$ 23,135	$ 101,701	$ 90,833
Less: Impact from participating securities	164			128			370	294
Common shareholders earnings, basic	$ 41,003			$ 35,706			$ 101,331	$ 90,539
Weighted average Common Shares outstanding, basic (in shares)	38,567			37,564			38,444	37,302
Basic earnings per Common Share (in dollars per share)	$ 1.06			$ 0.95			$ 2.64	$ 2.43
Diluted:
Common shareholders earnings, basic	$ 41,003			$ 35,706			$ 101,331	$ 90,539
Undistributed earnings for dilutive restricted stock units	86			66			169	134
Total common shareholders earnings, diluted	$ 41,089			$ 35,772			$ 101,500	$ 90,673
Weighted average Common Shares outstanding, basic (in shares)	38,567			37,564			38,444	37,302
Stock-based compensation (in shares)	135			119			125	107
Weighted Average Number of Diluted Shares (in shares)	38,702			37,683			38,569	37,409
Diluted earnings per Common Share (in dollars per share)	$ 1.06			$ 0.95			$ 2.63	$ 2.42