Note 1 - Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2013

Consolidated Balance Sheet [Member]

Note 1 - Summary of Significant Accounting Policies (Tables) [Line Items]

Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]

Consolidated Balance Sheet (in thousands)
	Year Ended December 31, 2012
	As Previously Reported		Effect of Accounting Change			As Adjusted
Deferred income taxes	$	10,564	$	2,253		$	12,817
Total assets		922,447		2,253			924,700
Refundable entrance fees		-		10,680			10,680
Deferred revenue		10,124		(6,694	)		3,430
Obligation to provide future services		-		1,791			1,791
Retained earnings		283,517		(3,524	)		279,993
Total stockholders' equity		659,672		(3,524	)		656,148
Total liabilities and stockholders' equity	$	922,447	$	2,253		$	924,700

Consolidated Statement of Income [Member]

Note 1 - Summary of Significant Accounting Policies (Tables) [Line Items]

Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]

Consolidated Statements of Income (in thousands, except share and per share amounts)
	Year Ended December 31, 2012									Year Ended December 31, 2011
	As Previously Reported			Effect of Accounting Change			As Adjusted			As Previously Reported			Effect of Accounting Change			As Adjusted
Other revenues	$	55,876		$	(260	)	$	55,616		$	58,048		$	(295	)	$	57,753
Net operating revenues		761,262			(260	)		761,002			773,537			(295	)		773,242
Other operating expenses		(198,691			2,461			(196,230	)		(198,439	)		1,800			(196,639	)
Total costs and expenses		(695,227	)		2,461			(692,766	)		(696,191	)		1,800			(694,391	)
Income Before Non-Operating Income		66,035			2,201			68,236			77,346			1,505			78,851
Income Before Income Taxes		91,280			2,201			93,481			97,879			1,505			99,384
Income Tax Provision		(33,323	)		(858	)		(34,181	)		(33,807	)		(587	)		(34,394	)
Net Income		57,957			1,343			59,300			64,072			918			64,990
Net Income Available to Common Shareholders	$	49,286		$	1,343		$	50,629		$	55,401		$	918		$	56,319
Basic Earnings Per Share	$	3.56		$	0.09		$	3.65		$	4.02		$	0.07		$	4.09
Diluted Earnings Per Share	$	3.49		$	0.08		$	3.57		$	3.90		$	0.06		$	3.96

Consolidated Statement Of Comprehensive Income [Member]

Note 1 - Summary of Significant Accounting Policies (Tables) [Line Items]

Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]

Consolidated Statements of Comprehensive Income (in thousands)
	Year Ended December 31, 2012						Year Ended December 31, 2011
	As Previously Reported		Effect of Accounting Change		As Adjusted		As Previously Reported		Effect of Accounting Change		As Adjusted
Net Income	$	57,957	$	1,343	$	59,300	$	64,072	$	918	$	64,990
Comprehensive Income	$	72,063	$	1,343	$	73,406	$	64,487	$	918	$	65,405

Consolidated Statement Of Cash Flows [Member]

Note 1 - Summary of Significant Accounting Policies (Tables) [Line Items]

Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]

Consolidated Statements of Cash Flows (in thousands)
	Year Ended December 31, 2012									Year Ended December 31, 2011
	As Previously Reported			Effect of Accounting Change			As Adjusted			As Previously Reported			Effect of Accounting Change			As Adjusted
Cash Flows from Operating Activities:
Net Income	$	57,957		$	1,343		$	59,300		$	64,072		$	918		$	64,990
Deferred income taxes		558			858			1,416			1,990			587			2,577
Obligation to provide future services		-			(2,461	)		(2,461	)		-			(1,800	)		(1,800	)
Deferred revenue		(31	)		(60	)		(91	)		(35	)		(171	)		(206	)
Net cash provided by operating activities		64,693			(320	)		64,373			82,824			(466	)		82,358
Cash Flows From Financing Activities:
Entrance fee refunds		(1,630	)		320			(1,310	)		(2,170	)		466			(1,704	)
Net cash used in financing activities	$	(27,775	)	$	320		$	(27,455	)	$	(18,548	)	$	466		$	(18,082	)

Consolidated Statement Or Stockholders' Equity [Member]

Note 1 - Summary of Significant Accounting Policies (Tables) [Line Items]

Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]

Consolidated Statements of Stockholders' Equity (in thousands)
	Years Ended December 31, 2012 and 2011
	As Previously Reported		Effect of Accounting Change			As Adjusted
Retained Earnings
Balance at January 1, 2011	$	226,114	$	(5,785	)	$	220,329
Net income		64,072		918			64,990
Balance at December 31, 2011		265,198		(4,867	)		260,331
Net income		57,957		1,343			59,300
Balance at December 31, 2012	$	283,517	$	(3,524	)	$	279,993