Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2017

Earnings Per Share [Abstract]

Schedule Of Weighted Average Shares Outstanding

	For the three months				For the nine months
	ended September 30,				ended September 30,
Amounts in thousands	2017		2016		2017		2016
Weighted average common shares, basic		24,470		24,440		24,464		24,452
Dilutive effect of stock options		421		235		441		192
Weighted average common shares, diluted		24,891		24,675		24,905		24,644

Anti-Dilutive Stock Options Not Included In The Calculation Of Weighted Average Shares Outstanding

	For the three months				For the nine months
	ended September 30,				ended September 30,
Amounts in thousands	2017		2016		2017		2016
Stock options		0		35		0		35