Note 6 - Stock-based Compensation

3 Months Ended

Mar. 31, 2015

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Disclosure of Compensation Related Costs, Share-based Payments [Text Block]

6. Stock-based Compensation

We recognize compensation expense for stock-based payment awards made to our employees and directors, including stock options and restricted shares under our 2007 Long-Term Incentive Plan, as amended (the “2007 Incentive Plan”) and our Directors’ Restricted Stock Plan. The following table provides our stock-based compensation expense and related income tax benefit for the three-month periods ended March 31, 2015 and 2014, respectively (in thousands).

	Three Months Ended March 31,
	2015			2014
Stock-based compensation expense, gross	$	993		$	2,071
Income tax benefit at our statutory rate associated with stock-based compensation		(387	)		(808	)
Stock-based compensation expense, net	$	606		$	1,263

2007 Long-Term Incentive Plan

The 2007 Long-Term Incentive Plan provides for the grant of incentive stock options, nonqualified stock options, restricted stock awards, stock appreciation rights, and performance awards to acquire shares of our Class A common stock or common stock, or other awards based on our performance, to our employees and non-employee directors.

During the three-month period ended March 31, 2015, we granted 150,308 shares of restricted common stock to our employees, of which 50,102 shares will vest on January 31, 2016; 50,100 shares will vest on January 31, 2017; and 50,106 shares will vest on January 31, 2018. Also during the three-month period ended March 31, 2015, we granted 229,322 shares of restricted Class A common stock to our employees, of which 76,442 shares will vest on each of January 31, 2016 and January 31, 2017; and 76,438 shares will vest on January 31, 2018. Also during the three-month period ended March 31, 2015, we granted 58,191 shares of restricted Class A common stock to our non-employee directors, all of which will vest on January 31, 2016. During the three-month period ended March 31, 2014, we granted 312,961 shares of restricted common stock to our employees, of which 68,991 shares vested on the date of grant; 127,316 shares vested on January 17, 2015; and 58,327 shares will vest on each of January 17, 2016 and 2017. Also during the three months ended March 31, 2014, we granted 194,413 shares of restricted Class A common stock to an employee, of which 31,821 shares vested on the date of grant; 75,412 shares vested on January 17, 2015 and 43,590 shares will vest on each of January 17, 2016 and 2017. Also during the three-month period ended March 31, 2014, we granted 41,881 shares of restricted Class A common stock to our non-employee directors, all of which vested on January 1, 2015.

Directors’ Restricted Stock Plan

The Directors’ Restricted Stock Plan authorizes the grant of restricted stock awards to our non-employee directors. During the three-month periods ended March 31, 2015 and 2014, we did not grant any restricted stock awards under the Directors’ Restricted Stock Plan.

A summary of restricted common stock activity for the three-month periods ended March 31, 2015 and 2014 is as follows:

	Three Months Ended
	March 31, 2015					March 31, 2014
				Weighted-					Weighted-
				Average					Average
	Number			Grant Date		Number			Grant Date
	of			Fair Value		of			Fair Value
	Shares			Per Share		Shares			Per Share
Restricted stock - common:
Outstanding - beginning of period		385,056		$	9.09		274,838		$	4.43
Granted		150,308		$	10.27		312,961		$	11.78
Vested		(197,858	)	$	9.16		(202,743	)	$	6.93
Outstanding - end of period		337,506		$	9.57		385,056		$	9.09

A summary of restricted Class A common stock activity for the three-month periods ended March 31, 2015 and 2014 is as follows:

	Three Months Ended
	March 31, 2015					March 31, 2014
				Weighted-					Weighted-
				Average					Average
	Number			Grant Date		Number			Grant Date
	of			Fair Value		of			Fair Value
	Shares			Per Share		Shares			Per Share
Restricted stock - Class A common:
Outstanding - beginning of period		204,473		$	9.81		-		$	-
Granted		287,513		$	9.37		236,294		$	9.80
Vested		(117,293	)	$	9.85		(31,821	)	$	9.75
Outstanding - end of period		374,693		$	9.46		204,473		$	9.81

A summary of stock option activity related to our common stock for the three-month periods ended March 31, 2015 and 2014 is as follows:

	Three Months Ended
	March 31, 2015				March 31, 2014
			Weighted-				Weighted-
	Number of		Average		Number of		Average
	Shares		Exercise		Shares		Exercise
	Underlying		Price		Underlying		Price
	Options		Per Share		Options		Per Share
Stock options - common:
Outstanding - beginning of period		274,746	$	1.99		274,746	$	1.99
Options exercised		-	$	-		-	$	-
Options expired		-	$	-		-	$	-
Outstanding - end of period		274,746	$	1.99		274,746	$	1.99
Exercisable at end of period		137,376	$	1.99		68,688	$	1.99

During the three-month period ended March 31, 2015, we did not have any stock options outstanding for our Class A common stock. The aggregate intrinsic value of our outstanding stock options was $3.3 million based on the closing market price of our common stock on March 31, 2015.