Earnings Per Share (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2016 $ / shares shares	Jun. 30, 2015 $ / shares shares	Jun. 30, 2016 $ / shares shares	Jun. 30, 2015 $ / shares shares	Aug. 03, 2016 shares	Dec. 31, 2015 shares
Earnings Per Share [Abstract]
Basic weighted average common shares outstanding (in shares)	5,399,342	5,374,863	5,394,345	5,372,293
Effect of dilutive shares (in shares)	13,903	15,958	13,908	13,255
Diluted weighted average common shares outstanding (in shares)	5,413,245	5,390,821	5,408,253	5,385,548
Earnings Per Share [Line Items]
Stock split ratio			2
Common stock, issued (in shares)	5,399,342		5,399,342			5,375,532
Common stock, outstanding (in shares)	5,399,342		5,399,342			5,375,532
Earnings Per Share [Abstract]
Basic - as reported (in dollars per share) | $ / shares	$ 1.11	$ 1.02	$ 2.32	$ 1.99
Basic - pro forma (in dollars per share) | $ / shares	0.55	0.51	1.16	1.00
Diluted - as reported (in dollars per share) | $ / shares	1.10	1.02	2.32	1.99
Diluted - pro forma (in dollars per share) | $ / shares	$ 0.55	$ 0.51	$ 1.16	$ 0.99
Weighted Average Common Shares Outstanding [Abstract]
Basic - as reported (in shares)	5,399,342	5,374,863	5,394,345	5,372,293
Basic - pro forma (in shares)	10,798,684	10,749,726	10,788,691	10,744,586
Diluted - as reported (in shares)	5,413,245	5,390,821	5,408,253	5,385,548
Diluted - pro forma (in shares)	10,826,490	10,781,642	10,816,507	10,771,096
Subsequent Event [Member]
Earnings Per Share [Line Items]
Common stock, issued (in shares)					10,800,000
Common stock, outstanding (in shares)					10,800,000