Equity And Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2015

Equity And Stock-Based Compensation [Abstract]

Schedule Of Fair Value Of Options, Weighted Average Assumptions

	2015	2014
Stock option exercise price	$ 13.42	$ 7.40
Risk-free interest rate	2.28%	2.88%
Expected dividend yield	--	--
Expected option life in years	4	4
Expected volatility	31.87%	30.65%
Weighted average fair value	$ 3.82	$ 2.46

Schedule Of Stock Options Outstanding And Exercisable

				Weighted						Weighted Average
	Common Stock			Average Exercise			Common Stock			Price of
	Options			Price of Options			Exercisable			Exercisable
	Outstanding			Outstanding			Options			Options
	Class A	Class B		Class A		Class B	Class A	Class B		Class A		Class B
Outstanding - December 31, 2014	568,250	185,100	$	6.88	$	9.90	348,000	185,100	$	6.82	$	9.90
Granted	12,000	--		12.34		--	13,250	--		--		--
Exercised	(47,500)	--		6.87		--	(47,500)	--		--		--
Outstanding - March 31, 2015	532,750	185,100	$	7.01	$	9.90	313,750	185,100	$	7.02	$	9.90
Granted	100,000	--		13.42		--	31,250	--		--		--
Exercised	(89,500)	(85,100)		5.29		9.51	(89,500)	(85,100)		--		--
Forfeited	(4,000)	--		6.23		--	(3,000)	--		--		--
Outstanding - June 30, 2015	539,250	100,000	$	8.49	$	10.24	252,500	100,000	$	7.56	$	10.24