Note 15 - Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2012

Savings and Profit Sharing Plan [Table Text Block]

	Years Ended December 31,
	2012		2011		2010
Profit sharing expense (1)	$	2,532	$	2,897	$	859
Company dividends received by the Profit Sharing Plan	$	71	$	72	$	72
Company shares held by the Profit Sharing Plan at the end of the year:
Number of shares		1,743,085		1,806,262		2,752,521
Fair value	$	21,823	$	18,297	$	31,709

Schedule of Benefit Obligations in Excess of Fair Value of Plan Assets [Table Text Block]

	December 31,
	2012			2011
Accumulated benefit obligation	$	62,326		$	55,782
Change in benefit obligation:
Projected benefit obligation at the beginning of the year	$	63,011		$	51,963
Service cost		2,862			2,725
Interest cost		2,720			3,032
Actuarial losses		9,331			8,067
Benefits paid		(5,069	)		(2,776	)
Projected benefit obligation at the end of the year	$	72,855		$	63,011
Change in plan assets:
Fair value of plan assets at the beginning of the year	$	62,990		$	54,713
Actual return on plan assets		5,580			1,053
Employer contributions		-			10,000
Benefits paid		(5,069	)		(2,776	)
Fair value of plan assets at the end of the year	$	63,501		$	62,990
Funded status recognized in the Consolidated Statements of Financial Condition:
Noncurrent liabilities	$	(9,354	)	$	(21	)
Amounts recognized in accumulated other comprehensive loss:
Prior service cost	$	1		$	4
Net loss		28,383			21,860
Net amount recognized	$	28,384		$	21,864
Actuarial losses included in accumulated other comprehensive loss as a percent of:
Accumulated benefit obligation		45.5	%		39.2	%
Fair value of plan assets		44.7	%		34.7	%
Amounts expected to be amortized from accumulated other comprehensive loss into net periodic benefit cost in the next fiscal year:
Prior service cost	$	1		$	3
Net loss		2,358			1,336
Net amount expected to be recognized	$	2,359		$	1,339
Weighted-average assumptions at the end of the year used to determine the actuarial present value of the projected benefit obligation:
Discount rate		3.40	%		4.40	%
Rate of compensation increase		2.50	%		2.50	%

Schedule of Net Benefit Costs [Table Text Block]

	Years Ended December 31,
	2012			2011			2010
Components of net periodic benefit cost:
Service cost	$	2,862		$	2,725		$	2,352
Interest cost		2,720			3,032			2,665
Expected return on plan assets		(4,456	)		(4,110	)		(4,150	)
Recognized net actuarial loss		1,684			976			2
Amortization of prior service cost		3			3			3
Other (1)		-			1,285			-
Net periodic cost		2,813			3,911			872
Other changes in plan assets and benefit obligations recognized as a charge to other comprehensive (loss) income:
Net loss for the period		8,207			11,124			3,746
Amortization of prior service cost		(4	)		(4	)		(4	)
Amortization of net loss		(1,683	)		(2,260	)		(2	)
Total unrealized loss		6,520			8,860			3,740
Total recognized in net periodic pension cost and other comprehensive loss	$	9,333		$	12,771		$	4,612
Weighted-average assumptions used to determine the net periodic cost:
Discount rate		4.40	%		5.50	%		6.00	%
Expected return on plan assets		7.25	%		7.50	%		7.50	%
Rate of compensation increase		2.50	%		3.00	%		3.00	%

Schedule of Allocation of Plan Assets [Table Text Block]

	Target Allocation				Fair Value of		Percentage of Plan Assets
	2012				Plan Assets (1)		2012			2011
Asset Category:
Equity securities		50	-	60%	$	37,496		59	%		51	%
Fixed income		30	-	48%		22,458		35	%		30	%
Cash equivalents		2	-	10%		3,547		6	%		19	%
Total					$	63,501		100	%		100	%

Schedule of Expected Benefit Payments [Table Text Block]

	Total
Year ending December 31,
2013	$	5,388
2014		5,463
2015		5,511
2016		5,562
2017		5,613
2018-2022		27,457