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Note 17 - Net Income Per Share of Class A and Class B Common Stock (Tables)

12 Months Ended

Dec. 31, 2013

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

Year Ended December 31,		2013								2012								2011
Basic EPS		Class A				Class B				Class A				Class B				Class A				Class B
*Numerator:*
Income from continuing operations applicable to common stockholders		$	94,532			$	10,682			$	69,069			$	10,326			$	47,292			$	7,918
Distributed income applicable to common stockholders			(9,061	)			(1,024	)			(10,497	)			(1,569	)			(5,844	)			(978	)
Basic undistributed income from continuing operations applicable to common stockholders		$	85,471			$	9,658			$	58,572			$	8,757			$	41,448			$	6,940
*Denominator:*
Weighted average number of shares out-standing used to calculate basic income per share			23,185				2,620				22,354				3,342				22,468				3,762
Basic income from continuing operations per share applicable to common stockholders		$	4.08			$	4.08			$	3.09			$	3.09			$	2.10			$	2.10
Basic distributed income per share applicable to common stockholders			(0.39	)			(0.39	)			(0.47	)			(0.47	)			(0.26	)			(0.26	)
Basic undistributed income from continuing operations per share applicable to common stockholders		$	3.69			$	3.69			$	2.62			$	2.62			$	1.84			$	1.84

Year Ended December 31,		2013								2012								2011
Diluted EPS		Class A				Class B				Class A				Class B				Class A				Class B
*Numerator:*
Distributed income applicable to common stockholders		$	9,061			$	1,024			$	10,497			$	1,569			$	5,844			$	978
Reallocation of distributed income as a result of conversion of dilutive stock options			15				(15	)			28				(28	)			15				(15	)
Reallocation of distributed income due to conversion of Class B to Class A			1,009				-				1,541				-				963				-
Diluted distributed income applicable to common stockholders		$	10,085			$	1,009			$	12,066			$	1,541			$	6,822			$	963
Undistributed income from continuing operations applicable to common stockholders		$	85,471			$	9,658			$	58,572			$	8,757			$	41,448			$	6,940
Reallocation of undistributed income as a result of conversion of dilutive stock options			142				(142	)			159				(159	)			113				(113	)
Reallocation of undistributed income due to conversion of Class B to Class A			9,516				-				8,598				-				6,827				-
Diluted undistributed income from continuing operations applicable to common stockholders		$	95,129			$	9,516			$	67,329			$	8,598			$	48,388			$	6,827

*Denominator:*
Weighted average number of shares outstanding used to calculate basic income per share			23,185				2,620				22,354				3,342				22,468				3,762
Weighted average number of shares from stock options			386				-				474				-				434				-
Conversion of Class B to Class A			2,620				-				3,342				-				3,762				-
Weighted average number of shares outstanding used to calculate diluted income per share			26,191				2,620				26,170				3,342				26,664				3,762

Year Ended December 31,		2013								2012								2011
Diluted EPS		Class A				Class B				Class A				Class B				Class A				Class B
Diluted income from continuing operations per share available to common stockholders		$	4.02			$	4.02			$	3.03			$	3.03			$	2.07			$	2.07
Diluted distributed income from continuing operations per share applicable to common stockholders			(0.39	)			(0.39	)			(0.47	)			(0.47	)			(0.26	)			(0.26	)
Diluted undistributed income from continuing operations per share applicable to common stockholders		$	3.63			$	3.63			$	2.56			$	2.56			$	1.81			$	1.81
*Antidilutive Securities:*
Shares issuable pursuant to stock options not included since they were antidilutive			16				-				45				-				280				-