Equity Plan - Restricted Stock Activity (Details) - Restricted stock	3 Months Ended
	Mar. 31, 2017 $ / shares shares
Number of Shares
Nonvested shares at the beginning of the period (in shares) | shares	199,503
Granted (in shares) | shares	2,376
Vested (in shares) | shares	(9,752)
Forfeited or expired (in shares) | shares	(884)
Nonvested shares at the end of the period (in shares) | shares	191,243
Weighted Average Grant Date Fair Value
Nonvested shares at the beginning of the period (in dollars per share) | $ / shares	$ 9.74
Granted (in dollars per share) | $ / shares	10.16
Vested (in dollars per share) | $ / shares	9.20
Forfeited or expired (in dollars per share) | $ / shares	9.36
Nonvested shares at the end of the period (in dollars per share) | $ / shares	$ 9.78