Subordinated Debentures (Details) - USD ($)	6 Months Ended
	Jun. 30, 2017	Dec. 31, 2016	Dec. 31, 2003
Subsidiary, Sale of Stock [Line Items]
Subordinated debentures	$ 5,155,000	$ 5,155,000	$ 5,155,000
Holding Company's investment in the common stock			$ 155,000
Private Placement [Member]
Subsidiary, Sale of Stock [Line Items]
Holding Company, closed a pooled private offering			5,000
Trust preferred securities with a liquidation amount			$ 1
Subordinated Debt [Member]
Subsidiary, Sale of Stock [Line Items]
Maturity date of subordinated debentures	Dec. 30, 2033
Required principal payments over next five years	$ 0
Number of years with no principal repayment	5 years
Maximum number of years for deferred interest payments	5 years
Subordinated Debt [Member] | Subordinated debentures mature on December 30, 2033 [Member]
Subsidiary, Sale of Stock [Line Items]
Holding Company may redeem the subordinated debentures in a principal amount with integral multiples	$ 1
Percentage in which holding company redeem subordinated debentures	100.00%
Trust preferred securities and subordinated debentures have a stated percentage	4.00%	3.85%
Subordinated Debt [Member] | London Interbank Offered Rate (LIBOR) [Member] | Subordinated debentures mature on December 30, 2033 [Member]
Subsidiary, Sale of Stock [Line Items]
Trust preferred securities and subordinated debentures have a variable rate of interest	2.85%