Stock Repurchase Plan (Additional Information) (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Apr. 26, 2001
Stockholders' Equity Note [Abstract]
Common stock, authorized shares repurchase (up to) (in shares)					607,754
Common stock, total shares repurchased (in shares)	334,965		334,965
Common stock, shares purchased (in shares)	0	0	0	0