NET EARNINGS PER COMMON SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2025	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Earnings Per Share [Abstract]
Net Earnings - Basic and Diluted	$ 39,225	$ 40,289	$ 38,278	$ 37,053	$ 33,583	$ 33,837	$ 32,069	$ 28,986	$ 154,845	$ 128,475	$ 108,543
Weighted Average Common Shares - Basic (in shares)									32,265,000	32,332,000	32,108,000
Effect of Dilutive Securities - Stock Options, Restricted Stock, and Performance Shares (in shares)									339,000	386,000	340,000
Weighted Average Common Shares - Diluted (in shares)									32,604,000	32,718,000	32,448,000
Net Earnings Per Share - Basic (in dollars per share)	$ 1.23	$ 1.25	$ 1.18	$ 1.14	$ 1.05	$ 1.05	$ 0.99	$ 0.90	$ 4.80	$ 3.97	$ 3.38
Net Earnings Per Share - diluted (in dollars per share)	$ 1.21	$ 1.24	$ 1.17	$ 1.13	$ 1.03	$ 1.03	$ 0.98	$ 0.89	$ 4.75	$ 3.93	$ 3.35
Anti-dilutive shares (in shares)									227,120	230,302	354,619