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Stock-Based Compensation - Summary of Restricted Stock Granted (Details) - Restricted Stock - shares	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2017
2010 Plan \| 2017 \| Five Years
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting Term (In Years)					5 years
Shares	5,774
Remaining Term (In Years)					9 months 18 days
2010 Plan \| 2018 \| Five Years
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting Term (In Years)				5 years
Shares	6,184
Remaining Term (In Years)				1 year 9 months 18 days
2010 Plan \| 2018 \| Four Years
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting Term (In Years)				4 years
Shares	706
Remaining Term (In Years)				9 months 18 days
2010 Plan \| 2019 \| Three Years
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting Term (In Years)			3 years
Shares	16,254
Remaining Term (In Years)			9 months 18 days
2020 Plan \| 2020 \| Three Years
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting Term (In Years)		3 years
Shares	20,842
Remaining Term (In Years)		1 year 9 months 18 days
2020 Plan \| 2020 \| Two Years
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting Term (In Years)		2 years
Shares	694
Remaining Term (In Years)		9 months 18 days
2020 Plan \| 2020 \| One Year
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting Term (In Years)		1 year
Shares	3,500
Remaining Term (In Years)		2 months 12 days
2010 and 2020 Equity Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares	85,740
Remaining Term (In Years)	1 year 9 months 18 days
2010 and 2020 Equity Incentive Plan \| 2021 \| Three Years
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting Term (In Years)	3 years
Shares	27,422
Remaining Term (In Years)	2 years 9 months 18 days
2010 and 2020 Equity Incentive Plan \| 2021 \| Four Years
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting Term (In Years)	4 months 24 days
Shares	250
Remaining Term (In Years)	2 months 12 days
2010 and 2020 Equity Incentive Plan \| 2021 \| One Year
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting Term (In Years)	1 year
Shares	4,114
Remaining Term (In Years)	9 months 18 days