Note 8 - Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2014

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

Schedule Of Stock Options Exercised [Table Text Block]

	For the three months ended June 30,				For the six months ended June 30,
(In thousands)	2014		2013		2014		2013
Proceeds from stock options exercised	$	87	$	212	$	429	$	235
Fair value of shares received upon exercised of stock options		812		937		1,290		1,574
Tax benefit related to stock options exercised		24		115		93		168
Intrinsic value of stock options exercised		105		203		317		377

Restricted Stock Units (RSUs) [Member]

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

Schedule of Nonvested Share Activity [Table Text Block]

	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		(15,356	)		15.38
Non-vested at June 30, 2014		395,199		$	16.68
Vested but unissued at June 30, 2014		227,083		$	16.95

Non-Full Value Awards [Member]

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

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

	Shares			Weighted- Average Exercise Price		Weighted-Average Remaining Contractual (years)	Aggregate Intrinsic Value $(000) *
Outstanding at December 31, 2013		306,630		$	16.02
Granted		-			-
Exercised		(100,625	)		17.08
Forfeited		-			-
Outstanding at June 30, 2014		206,005		$	15.49	3.4	$	1,148
Exercisable shares at June 30, 2014		206,005		$	15.49	3.4	$	1,148

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		8,609			19.89
Forfeited		(13	)		21.51
Distributions		(668	)		20.10
Outstanding at June 30, 2014		67,251		$	20.55
Vested at June 30, 2014		67,066		$	20.55