Note 8 - Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2014

Note 8 - Stock-Based Compensation (Tables) [Line Items]

Schedule Of Stock Options Exercised [Table Text Block]

	For the three months ended March 31,
(In thousands)	2014		2013
Proceeds from stock options exercised	$	343	$	22
Fair value of shares received upon exercised of stock options		478		637
Tax benefit related to stock options exercised		69		53
Intrinsic value of stock options exercised		212		174

Restricted Stock Units (RSUs) [Member]

Note 8 - Stock-Based Compensation (Tables) [Line Items]

Schedule of Nonvested Share Activity [Table Text Block]

Full Value Awards	Shares			Weighted-Average Grant-Date Fair Value
Non-vested at December 31, 2013		346,584		$	14.08
Granted		264,095			20.18
Vested		(200,124	)		16.89
Forfeited		(10,896	)		15.15
Non-vested at March 31, 2014		399,659		$	16.68
Vested but unissued at March 31, 2014		231,699		$	16.93

Non-Full Value Awards [Member]

Note 8 - Stock-Based Compensation (Tables) [Line Items]

Schedule of Share-based Compensation, Activity [Table Text Block]

Non-Full Value Awards	Shares			Weighted- Average Exercise Price		Weighted-Average Remaining Contractual Term	Aggregate Intrinsic Value ($000) *
Outstanding at December 31, 2013		306,630		$	16.02
Granted		-			-
Exercised		(50,215	)		16.33
Forfeited		-			-
Outstanding at March 31, 2014		256,415		$	15.95	3.2	$	1,312
Exercisable shares at March 31, 2014		256,415		$	15.95	3.2	$	1,312

Phantom Share Units (PSUs) [Member]

Note 8 - Stock-Based Compensation (Tables) [Line Items]

Schedule of Share-based Compensation, Activity [Table Text Block]

Phantom Stock Plan	Shares			Fair Value
Outstanding at December 31, 2013		59,323		$	20.70
Granted		8,126			19.84
Forfeited		(13	)		21.51
Distributions		(305	)		20.34
Outstanding at March 31, 2014		67,131		$	21.07
Vested at March 31, 2014		66,874		$	21.07