Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2015

Earnings Per Share [Abstract]

Schedule of basic and diluted earnings per share

	Three Months Ended September 30, 2015
					Per Share
	Income		Shares		Amount
Basic earnings per share:
Net income	$	3,420		738,439	$	4.63
Effect of dilutive securities:
Stock options				432
Diluted earnings per share:
Net income plus assumed conversions	$	3,420		738,871	$	4.63

	Nine Months Ended September 30, 2015
					Per Share
	Income		Shares		Amount
Basic earnings per share:
Net income	$	4,463		759,012	$	5.88
Effect of dilutive securities:
Stock options				432
Diluted earnings per share:
Net income plus assumed conversions	$	4,463		759,444	$	5.88

	Three Months Ended September 30, 2014
					Per Share
	Income		Shares		Amount
Basic earnings per share:
Net income	$	518		757,323	$	0.68
Effect of dilutive securities:
Stock options				1,218
Diluted earnings per share:
Net income plus assumed conversions	$	518		758,541	$	0.68

	Nine Months Ended September 30, 2014
					Per Share
	Income		Shares		Amount
Basic earnings per share:
Net income	$	865		760,297	$	1.14
Effect of dilutive securities:
Stock options				1,218
Diluted earnings per share:
Net income plus assumed conversions	$	865		761,515	$	1.14