Premises and Equipment (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($) Location Branch	Dec. 31, 2015 USD ($)
Premises and equipment [Abstract]
Total at cost	$ 36,002	$ 35,099
Accumulated depreciation	(11,972)	(10,809)
Premises and equipment, net	24,030	24,290
Depreciation expense	$ 1,164	1,137
Period for which lease term renewed	5 years
Period of second lease term	25 years
Minimum future rental payments [Abstract]
2017	$ 242
2018	225
2019	225
2020	185
2021	135
Thereafter	533
Minimum future rental income [Abstract]
2017	994
2018	945
2019	945
2020	716
2021	515
Thereafter	488
Rent expense	175	131
Total gross rental income	$ 1,004	970
Anne Arundel County, Maryland [Member]
Premises and equipment [Abstract]
Number of retail branch locations | Location	5
Number of retail branch owned | Branch	3
Number of retail branch locations leased | Location	2
Lease expiration date	Jul. 31, 2020
Second lease expiration date	Feb. 28, 2026
Annapolis, Maryland [Member]
Premises and equipment [Abstract]
Lease expiration date	Jan. 31, 2017
Second lease renewal term	5 years
Minimum [Member] | Annapolis, Maryland [Member]
Premises and equipment [Abstract]
Period for which lease term renewed	3 years
Maximum [Member] | Annapolis, Maryland [Member]
Premises and equipment [Abstract]
Period for which lease term renewed	5 years
Land [Member]
Premises and equipment [Abstract]
Total at cost	$ 1,537	1,537
Estimated Useful Lives	0 years
Building [Member]
Premises and equipment [Abstract]
Total at cost	$ 29,464	29,464
Estimated Useful Lives	39 years
Leasehold Improvements [Member]
Premises and equipment [Abstract]
Total at cost	$ 2,202	1,676
Leasehold Improvements [Member] | Minimum [Member]
Premises and equipment [Abstract]
Estimated Useful Lives	15 years
Leasehold Improvements [Member] | Maximum [Member]
Premises and equipment [Abstract]
Estimated Useful Lives	27 years 6 months
Furniture, Fixtures and Equipment [Member]
Premises and equipment [Abstract]
Total at cost	$ 2,718	2,385
Furniture, Fixtures and Equipment [Member] | Minimum [Member]
Premises and equipment [Abstract]
Estimated Useful Lives	3 years
Furniture, Fixtures and Equipment [Member] | Maximum [Member]
Premises and equipment [Abstract]
Estimated Useful Lives	10 years
Construction in Process [Member]
Premises and equipment [Abstract]
Total at cost	$ 81	$ 37