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Stock Compensation (Tables)

12 Months Ended

Dec. 31, 2018

Stock Compensation [Abstract]

Schedule Of Shares Available For Grant



		Authorized		Available for Grant
Plan		Shares		2018		2017
1996 Discounted Employee Stock Purchase Plan, as amended		1,900,000		295,000		377,000
2009 Equity and Cash Incentive Plan		7,100,000		958,000		1,422,000
Total		9,000,000		1,253,000		1,799,000



Schedule Of Stock Grant Activity For RSAs


				Weighted
				Average
				Grant Date
RSAs		Shares		Fair Value
Unvested at December 31, 2015		314,000		$	9.31
Granted		216,000			10.84
Vested		(138,000)			7.92
Forfeited		--			--
Unvested at December 31, 2016		392,000			10.64
Granted		138,000			17.00
Vested		(129,000)			10.84
Forfeited		(18,000)			11.78
Unvested at December 31, 2017		383,000			12.81
Granted		128,000			23.83
Vested		(136,000)			12.96
Forfeited		(49,000)			12.07
Unvested at December 31, 2018		326,000			17.19



Schedule Of Stock Grant Activity For PSAs


				Weighted
				Average
				Grant Date
PSAs		Shares		Fair Value
Unvested at December 31, 2015		250,000		$	10.18
Granted		--			--
Vested		--			--
Forfeited		--			--
Unvested at December 31, 2016		250,000			10.18
Granted		--			--
Vested		(250,000)			10.18
Forfeited		--			--
Unvested at December 31, 2017		--			--
Granted		--			--
Vested		--			--
Forfeited		--			--
Unvested at December 31, 2018		-			--



Schedule Of Stock Grant Activity For RSUs


				Weighted
				Average
				Remaining			Aggregate
				Contractual			Intrinsic
RSUs		Shares		Term in years			Value
Unvested at December 31, 2015		103,000			1.17		$	1,110,000
Granted		146,000
Vested		(44,000)
Forfeited		(27,000)
Unvested at December 31, 2016		178,000			1.24			3,405,000
Granted		196,000
Vested		(64,000)
Forfeited		(24,000)
Unvested at December 31, 2017		286,000			1.26			5,477,000
Granted		115,000
Vested		(99,000)
Forfeited		(51,000)
Unvested at December 31, 2018		251,000			1.05			7,123,000

Vested and expected to vest		251,000			1.05		$	7,123,000



Schedule Of Stock Grant Activity For PSUs


				Weighted
				Average
				Remaining			Aggregate
				Contractual			Intrinsic
PSUs		Shares		Term in years			Value
Unvested at December 31, 2015		135,000			0.74		$	1,455,000
Granted		144,000
Vested		(83,000)
Forfeited		(8,000)
Unvested at December 31, 2016		188,000			0.77			3,603,000
Granted		126,000
Vested		(128,000)
Forfeited		(17,000)
Unvested at December 31, 2017		169,000			0.71			3,236,000
Granted		104,000
Vested		(109,000)
Forfeited		(17,000)
Unvested at December 31, 2018		147,000			0.72			4,179,000

Vested and expected to vest		147,000			0.72		$	4,179,000



Summary Of Stock Option Activity



							Weighted
							Average
				Weighted			Remaining			Aggregate
				Average			Contractual			Intrinsic
		Shares		Exercise Price			Term in years			Value
Outstanding at December 31, 2015		1,896,000		$	7.65			3.31		$	5,992,000
Granted		387,000			10.34
Exercised		(372,000)			5.60
Forfeited		--			--
Expired		--			--
Outstanding at December 31, 2016		1,911,000			8.59			3.55			20,179,000
Granted		260,000			16.30
Exercised		(394,000)			6.30
Forfeited		(31,000)			12.47
Expired		(5,000)			7.01
Outstanding at December 31, 2017		1,741,000			10.19			3.64			15,598,000
Granted		219,000			21.55
Exercised		(578,000)			7.59
Forfeited		(49,000)			14.10
Expired		--			--
Outstanding at December 31, 2018		1,333,000			13.04			3.93			20,439,000

Vested and expected to vest		1,333,000		$	13.04			3.93		$	20,439,000
Exercisable at December 31, 2018		872,000		$	10.74			3.15		$	15,381,000



Summary Of Other Information Concerning Stock Options



	2018			2017			2016
Weighted-average fair value of options granted	$	8.38		$	5.97		$	3.68
Intrinsic value of options exercised		9,961,000			4,748,000			2,422,000



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



	2018				2017				2016
	Stock		ESPP		Stock		ESPP		Stock		ESPP
	Options		Options		Options		Options		Options		Options
Expected life of options	5.00 Years		0.50 Years		4.75 Years		0.50 Years		4.75 Years		0.50 Years
Expected stock price volatility	0.40		0.34		0.40		0.39		0.40		0.30
Risk-free interest rate	2.64%		1.73%		1.87%		0.85%		1.20%		0.43%



Summary Of Total Stock Compensation Expenses



	2018			2017			2016
RSA, PSA, RSU, and PSU expense	$	5,076		$	5,335		$	4,966
Stock option and ESPP option expense		1,732			1,978			1,636
Total stock compensation expense	$	6,808		$	7,313		$	6,602



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