Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2017

Earnings Per Share[Abstract]

Schedule Of Computation Of Earnings Per Share

			Net Income
For the Three Months Ended September 30,		Income		Shares	Earnings per Share
2017
	Earnings	$	35,437	15,976	$	2.22
	Dilutive stock options		-	616
	Nonvested stock awards		-	84
	Diluted earnings	$	35,437	16,676	$	2.13
2016
	Earnings	$	26,829	16,166	$	1.66
	Dilutive stock options		-	294
	Nonvested stock awards		-	99
	Diluted earnings	$	26,829	16,559	$	1.62

			Net Income
For the Nine Months Ended September 30,		Income		Shares	Earnings per Share
2017
	Earnings	$	43,625	16,068	$	2.72
	Dilutive stock options		-	609
	Nonvested stock awards		-	86
	Diluted earnings	$	43,625	16,763	$	2.60
2016
	Earnings	$	76,554	16,443	$	4.66
	Dilutive stock options		-	296
	Nonvested stock awards		-	112
	Diluted earnings	$	76,554	16,851	$	4.54