Note 15 - Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2011

Savings and Profit Sharing Plan [Table Text Block]

	Years Ended December 31,
	2011		2010		2009
Profit sharing expense	$	2,897	$	859	$	2,454
Company dividends received by the Profit Sharing Plan	$	72	$	72	$	452
Company shares held by the Profit Sharing Plan at year end:
Number of shares		1,806,262		2,752,521		2,916,152
Fair value	$	18,297	$	31,709	$	31,757

Schedule of Costs of Retirement Plans [Table Text Block]

	December 31,
	2011			2010
Accumulated benefit obligation	$	55,782		$	43,889
Change in benefit obligation:
Projected benefit obligation at beginning of year	$	51,963		$	43,671
Service cost		2,725			2,352
Interest cost		3,032			2,665
Actuarial losses		8,067			4,957
Benefits paid		(2,776	)		(1,682	)
Projected benefit obligation at end of year	$	63,011		$	51,963
Change in plan assets:
Fair value of plan assets at beginning of year	$	54,713		$	51,033
Actual return on plan assets		1,053			5,362
Benefits paid		(2,776	)		(1,682	)
Employer contributions		10,000			-
Fair value of plan assets at end of year	$	62,990		$	54,713
Funded status recognized in the Consolidated Statements of Financial Condition:
Noncurrent prepaid pension	$	-		$	2,750
Noncurrent liabilities		(21	)		-
Amounts recognized in accumulated other comprehensive loss:
Prior service cost	$	4		$	8
Net loss		21,860			12,996
Net amount recognized	$	21,864		$	13,004
Actuarial losses included in accumulated other comprehensive loss as a percent of:
Accumulated benefit obligation		39.2	%		29.6	%
Fair value of plan assets		34.7	%		23.8	%
Amounts expected to be amortized from accumulated other comprehensive loss into net periodic benefit cost in the next fiscal year:
Prior service cost	$	3		$	3
Net loss		1,336			525
Net amount expected to be recognized	$	1,339		$	528
Weighted-average assumptions at the end of the year used to determine the actuarial present value of the projected benefit obligation:
Discount rate		4.40	%		5.50	%
Rate of compensation increase		2.50	%		3.00	%

Schedule of Defined Benefit Plan Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block]

	Years Ended December 31,
	2011			2010			2009
Components of net periodic benefit cost:
Service cost	$	2,725		$	2,352		$	3,404
Interest cost		3,032			2,665			3,337
Expected return on plan assets		(4,110	)		(4,150	)		(4,558	)
Recognized net actuarial loss		976			2			1,153
Amortization of prior service cost		3			3			3
Other (1)		1,285			-			737
Net periodic cost		3,911			872			4,076
Other changes in plan assets and benefit obligations recognized as a charge to other comprehensive income (loss):
Net loss (gain) for the period		11,124			3,746			(15,830	)
Amortization of prior service cost		(4	)		(4	)		(4	)
Amortization of net loss		(2,260	)		(2	)		(1,154	)
Total		8,860			3,740			(16,988	)
Total recognized in net periodic pension cost and other comprehensive loss	$	12,771		$	4,612		$	(12,912	)
Weighted-average assumptions used to determine the net periodic cost:
Discount rate		5.50	%		6.00	%		6.25	%
Expected return on plan assets		7.50	%		7.50	%		8.50	%
Rate of compensation increase		3.00	%		3.00	%		4.50	%

Schedule of Allocation of Plan Assets [Table Text Block]

	Target Allocation		Fair Value of Plan		Percentage of Plan Assets
	2011		Assets (1)		2011			2010
Asset Category:
Equity securities		50 - 60%	$	32,360		51	%		61	%
Fixed income		30 - 48%		18,937		30	%		33	%
Cash equivalents		2 - 10%		11,693		19	%		6	%
Total			$	62,990		100	%		100	%

Schedule of Expected Benefit Payments [Table Text Block]

	Total
Year ending December 31,
2012	$	5,276
2013		4,944
2014		5,134
2015		5,146
2016		5,240
2017-2021		26,124