Stock Repurchases (Details) - shares	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Equity [Abstract]
Number of shares authorized to be repurchased	500,000		500,000
Shares repurchased	0	68,105	187,123	192,690
Remaining number of shares available for repurchase	301,156		301,156