STOCK INCENTIVE PLAN - Restricted Stock Units (Details) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2024 USD ($) $ / shares shares
Restricted Stock Unit Transactions - Shares
Nonvested, beginning balance (in shares)	146,832
Granted (in shares)	108,490
Vested (in shares)	(32,000)
Nonvested, ending balance (in shares)	223,322
Restricted Stock Unit Transactions - Weighted average grant date fair value
Nonvested, beginning balance (in dollar per share) | $ / shares	$ 33.98
Granted (in dollar per share) | $ / shares	45.07
Vested (in dollar per share) | $ / shares	29.95
Nonvested, ending balance (in dollar per share) | $ / shares	$ 36.33
Vested shares include shares vested	7,680
Restricted share unit activity activity - Additional data
Total compensation cost, net of estimated forfeitures, related to nonvested restricted share unit awards not yet recognized, pre tax | $	$ 7,248
Weighted average period in years over which restricted share and share unit cost is expected to be recognized (in years)	2 years 1 month 6 days
Total fair value of shares vested during the year | $	$ 958
Director
Restricted Stock Unit Transactions - Shares
Vesting period of options	1 year
Minimum | Executive Officer
Restricted Stock Unit Transactions - Shares
Vesting period of options	3 years
Maximum | Executive Officer
Restricted Stock Unit Transactions - Shares
Vesting period of options	5 years
Equity Incentive Plan 2016
Restricted Stock Unit Transactions - Shares
Number of shares of common stock are available for issuance	800,000