Stock Compensation (Tables)

6 Months Ended

Jun. 30, 2018

Stock Compensation [Abstract]

Schedule Of Weighted-Average Assumptions Used To Determine The Fair Value Of Options

	Three Months Ended				Six Months Ended
	June 30, 2018				June 30, 2018
	Stock Options		ESPP Options		Stock Options		ESPP Options
Expected life of options		N/A		0.5 Years		5.0 Years		0.5 Years
Expected stock price volatility		N/A		0.35		0.40		0.35
Risk-free interest rate		N/A		1.53%		2.64%		1.53%

	Three Months Ended				Six Months Ended
	June 30, 2017				June 30, 2017
	Stock Options		ESPP Options		Stock Options		ESPP Options
Expected life of options		N/A		0.5 Years		4.75 Years		0.5 Years
Expected stock price volatility		N/A		0.35		0.40		0.35
Risk-free interest rate		N/A		0.62%		1.87%		0.62%

Summary Of Total Stock Compensation Expenses

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2018		2017		2018		2017
RSA, PSA, RSU, and PSU expense	$	1,521	$	1,532	$	2,469	$	2,877
Stock option and ESPP option expense		483		578		889		1,096
Total stock compensation expense	$	2,004	$	2,110	$	3,358	$	3,973