Shareholders' Equity And Stock-Based Compensation (Narrative) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Aggregate number of shares of common stock for which awards can be granted	460		460		175
Vesting period of options under equity incentive plan			3 years
Weighted average fair value of options granted	$ 7.96	$ 4.55	$ 7.14	$ 3.17
Estimated forfeiture rate of stock options			5.00%
Weighted average remaining contractual life of options exercisable, years			4 years 7 days
Stock option expense	$ 145	$ 102	$ 314	$ 244
Unrecognized compensation costs related to non-vested awards	$ 980		$ 980
Unrecognized compensation costs related to non-vested awards, recognition period			2 years 2 months 27 days
2015 Equity Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Aggregate number of shares of common stock for which awards can be granted	500		500
Shares issued in lieu of cash for director fees under director program	0	0	0	0
Maximum amount of common stock participants may elect to purchase			$ 100
Window period			20 days
Shares purchased for award	0	0	0	0
2001 Stock Option Plan, 2006 Stock Option Plan And Non-Employee Directors' Stock Option Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Aggregate number of shares of common stock for which awards can be granted	1,423		1,423
Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares purchased for award	4	3	7	8
Maximum number of shares approved under purchase plan	100		100
Increase in maximum number of shares approved			100
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Term of options			10 years