STOCKHOLDERS' EQUITY (Tables)

9 Months Ended

Sep. 30, 2016

The Company’s results for the three and nine months ended September 30, 2016 and 2015 reflected the following stock-based compensation cost, and such compensation cost had the following effects on net earnings:

	Increase/(Decrease) for the Three Months Ended September 30,
	2016			2015
Cost of sales	$	260		$	214
Operating expenses		1,436			2,756
Net earnings		(1,114	)		(1,904	)

	Increase/(Decrease) for the Nine Months Ended September 30,
	2016			2015
Cost of sales	$	780		$	640
Operating expenses		4,867			5,016
Net earnings		(3,587	)		(3,647	)

Summary of stock option activity

Option activity for the nine months ended September 30, 2016 and 2015 is summarized below:

For the nine months ended September 30, 2016	Shares (000s)			Weighted Average Exercise Price		Aggregate Intrinsic Value		Weighted Average Remaining Contractual Term
Outstanding as of December 31, 2015		1,017		$	37.29	$	23,927
Granted		338			60.78
Exercised		(198	)		31.03
Forfeited		-			-
Outstanding as of September 30, 2016		1,157		$	45.22	$	37,435		6.6
Exercisable as of September 30, 2016		644		$	34.29	$	27,857		4.9

For the nine months ended September 30, 2015	Shares (000s)			Weighted Average Exercise Price		Aggregate Intrinsic Value		Weighted Average Remaining Contractual Term
Outstanding as of December 31, 2014		1,470		$	27.35	$	57,742
Granted		209			58.34
Exercised		(603	)		19.73
Forfeited		(12	)		50.46
Outstanding as of September 30, 2015		1,064		$	37.52	$	24,747		6.1
Exercisable as of September 30, 2015		690		$	29.23	$	21,773		4.6

Other information pertaining to stock option activity

Other information pertaining to option activity during the three and nine months ended September 30, 2016 and 2015 was as follows:

	Three Months Ended September 30,						Nine Months Ended September 30,
	2016			2015			2016		2015
Weighted-average fair value of options granted		$	-		$	18.13	$	18.45	$	18.35
Total intrinsic value of stock options exercised ($000s)		$	4,423		$	2,944	$	6,680	$	23,229

Non-vested restricted stock activity

Non-vested restricted stock activity for the nine months ended September 30, 2016 and 2015 is summarized below:

Nine months ended September 30, 2016	Shares (000s)			Weighted Average Grant Date Fair Value
Non-vested balance as of December 31, 2015		150		$	47.46
Granted		18			60.85
Vested		(52	)		42.36
Forfeited		-			-
Non-vested balance as of September 30, 2016		116		$	51.83

Nine months ended September 30, 2015	Shares (000s)			Weighted Average Grant Date Fair Value
Non-vested balance as of December 31, 2014		134		$	38.13
Granted		76			55.77
Vested		(48	)		36.34
Forfeited		-			-
Non-vested balance as of September 30, 2015		162		$	47.01

Non-vested performance share activity

Non-vested performance share activity for the nine months ended September 30, 2016 and 2015 is summarized below:

Nine months ended September 30, 2016	Shares (000s)			Weighted Average Grant Date Fair Value
Non-vested balance as of December 31, 2015		20		$	58.77
Granted		21			63.15
Vested		-			-
Forfeited		(4	)		60.87
Non-vested balance as of September 30, 2016		37		$	61.04
Nine months ended September 30, 2015	Shares (000s)			Weighted Average Grant Date Fair Value
Non-vested balance as of December 31, 2014		-		$	-
Granted		29			58.77
Vested		-			-
Forfeited		(9	)		58.77
Non-vested balance as of September 30, 2015		20		$	58.77