Note 10 - Stock Repurchase Program (Tables)

3 Months Ended

Mar. 31, 2014

Disclosure Text Block [Abstract]

Schedule of Repurchase Agreements [Table Text Block]

	Shares Repurchased		Average Price Per Share		Amount Repurchased
					(in thousands)
Cumulative balance at January 1, 2014		663,802	$	31.06	$	20,615
Repurchases		323,789	$	35.08		11,358
Cumulative balance at March 31, 2014		987,591	$	32.38	$	31,973