Note 6 - Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2019

Notes Tables

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

		Fair Value
Financial Instrument	Hierarchy	September 30, 2019		December 31, 2018
		(Dollars in thousands)
Cash and cash equivalents
Debt securities (available-for-sale)	Level 1	$	-	$	34,866
Marketable securities
Equity securities	Level 1	$	52,876	$	40,879
Mortgage loans held-for-sale, net	Level 2	$	117,020	$	149,211

Available-for-sale Securities [Table Text Block]

	December 31, 2018
	Amortized Cost Basis		OTTI		Net Amortized Cost		Fair Value
Financial Services
Cash and cash equivalents
Debt securities	$	34,866	$	-	$	34,866	$	34,866

Gain (Loss) on Securities [Table Text Block]

	Three Months Ended					Nine Months Ended
	September 30,					September 30,
	2019		2018			2019		2018
	(Dollars in thousands)
Net gain recognized during the period on equity securities	$	767	$	3,004		$	7,934	$	3,129
Less: Net gain (loss) recognized during the period on equity securities sold during the period		299		(21	)		536		(484	)
Unrealized gain recognized during the reporting period on equity securities still held at the reporting date	$	468	$	3,025		$	7,398	$	3,613

Fair Value of Senior Notes [Table Text Block]

	September 30, 2019				December 31, 2018
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
	(Dollars in thousands)
$250 Million 5⅝% Senior Notes due February 2020, net	$	249,638	$	252,193	$	248,850	$	253,413
$250 Million 5½% Senior Notes due January 2024, net		248,950		274,104		248,789		242,983
$500 Million 6% Senior Notes due January 2043, net		490,462		516,333		490,328		386,552
Total	$	989,050	$	1,042,630	$	987,967	$	882,948