Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2017

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Summary of Changes in Nonvested Restricted Stock Awards

A summary of changes in nonvested restricted stock awards follows:

	Shares			Weighted-average Grant Date Fair Value
Nonvested at January 1, 2017		100,726			$17.36
Granted		39,673			25.94
Forfeited		(2,482	)		21.12
Vested		(43,445	)		17.54
Nonvested at December 31, 2017		94,472			$20.79