Stock-Based Compensation - Stock Options Activity (Details)	12 Months Ended
	Dec. 31, 2020 $ / shares shares
Number of Shares
Outstanding at beginning of period (in shares) | shares	158,620
Granted (in shares) | shares	20,173
Forfeited (in shares) | shares	0
Exercised (in shares) | shares	0
Outstanding at end of period (in shares) | shares	178,793
Weighted Average Exercise Price
Outstanding at beginning of period (in USD per share) | $ / shares	$ 30.45
Granted (in USD per share) | $ / shares	32.09
Forfeited (in USD per share) | $ / shares	0
Exercised (in USD per share) | $ / shares	0
Outstanding at end of period (in USD per share) | $ / shares	$ 30.64
Weighted average remaining contractual life, Outstanding at end of period	6 years 3 months 14 days