Share-Based Compensation - Restricted Stock Rollforward (Details)	12 Months Ended
	Dec. 31, 2023 $ / shares shares
Restricted Stock
Number of Shares
balance at the beginning (in shares) | shares	79,455
Granted (in shares) | shares	43,008
Vested (in shares) | shares	(33,685)
Forfeited (in shares) | shares	(11,021)
Balance at the ending (in shares) | shares	77,757
Weighted Average Grant Date Fair Value (per share)
Nonvested awards, beginning balance (in dollars per share) | $ / shares	$ 171.61
Granted (in dollars per share) | $ / shares	184.61
Vested (in dollars per share) | $ / shares	149.26
Forfeited (in dollars per share) | $ / shares	180.41
Nonvested awards, ending balance (in dollars per share) | $ / shares	$ 187.24
Restricted Stock Units (RSUs)
Number of Shares
balance at the beginning (in shares) | shares	18,500
Granted (in shares) | shares	6,675
Vested (in shares) | shares	(7,014)
Forfeited (in shares) | shares	(1,959)
Balance at the ending (in shares) | shares	16,202
Weighted Average Grant Date Fair Value (per share)
Nonvested awards, beginning balance (in dollars per share) | $ / shares	$ 171.83
Granted (in dollars per share) | $ / shares	180.38
Vested (in dollars per share) | $ / shares	152.17
Forfeited (in dollars per share) | $ / shares	184.08
Nonvested awards, ending balance (in dollars per share) | $ / shares	$ 180.14