Note 2 - Supplemental Cash Flow Disclosure

12 Months Ended

Dec. 31, 2013

Supplemental Cash Flow Elements [Abstract]

Cash Flow, Supplemental Disclosures [Text Block]

2.             Supplemental Cash Flow Disclosure

The table below sets forth supplemental disclosures of cash flow information and non-cash investing and financing activities.

	Year Ended December 31,
	2013		2012		2011
	(Dollars in thousands)
Cash paid for:
Interest, net of interest capitalized	$	-	$	1,083	$	25,190
Income taxes	$	5,161	$	577	$	3,532
Non-cash investing and financing activities
Unrealized holding gains (losses) on marketable securities	$	6,737	$	12,078	$	(12,124	)