Note 6 - Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2019

Notes Tables

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

		Fair Value
Financial Instrument	Hierarchy	June 30, 2019		December 31, 2018
		(Dollars in thousands)
Cash and cash equivalents
Debt securities (available-for-sale)	Level 1	$	34,868	$	34,866
Marketable securities
Equity securities	Level 1	$	48,105	$	40,879
Mortgage loans held-for-sale, net	Level 2	$	109,337	$	149,211

Available-for-sale Securities [Table Text Block]

	June 30, 2019
	Amortized Cost Basis		OTTI		Net Amortized Cost		Fair Value
	(Dollars in thousands)
Financial Services
Cash and cash equivalents
Debt securities	$	34,868	$	-	$	34,868	$	34,868

	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					Six Months Ended
	June 30,					June 30,
	2019		2018			2019		2018
	(Dollars in thousands)
Net gain recognized during the period on equity securities	$	2,327	$	1,278		$	7,167	$	125
Less: Net gain (loss) recognized during the period on equity securities sold during the period		-		(63	)		237		(435	)
Unrealized gain recognized during the reporting period on equity securities still held at the reporting date	$	2,327	$	1,341		$	6,930	$	560

Fair Value of Senior Notes [Table Text Block]

	June 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	$	249,371	$	253,175	$	248,850	$	253,413
$250 Million 5½% Senior Notes due January 2024, net		248,895		267,121		248,789		242,983
$500 Million 6% Senior Notes due January 2043, net		490,417		467,200		490,328		386,552
Total	$	988,683	$	987,496	$	987,967	$	882,948