Stock Compensation (Tables)

6 Months Ended

Jun. 30, 2017

Stock Compensation [Abstract]

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

	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%

	Three Months Ended				Six Months Ended
	June 30, 2016				June 30, 2016
	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		0.30		0.40		0.30
Risk-free interest rate		N/A		0.49%		1.20%		0.49%

Summary Of Total Stock Compensation Expenses

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2017		2016		2017		2016
RSA, PSA, RSU, and PSU expense	$	1,532	$	1,131	$	2,877	$	2,219
Stock option and ESPP option expense		578		400		1,096		782
Total stock compensation expense	$	2,110	$	1,531	$	3,973	$	3,001