Note 7 - Income Taxes (Tables)

12 Months Ended

Apr. 30, 2016

Notes Tables

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	(In thousands)
	Fiscal			Fiscal		Fiscal
	2016			2015		2014
Current	$	32,806		$	24,326	$	19,395
Deferred		(1,299	)		1,076		79
Total	$	31,507		$	25,402	$	19,474

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

	(In thousands)
	2016		2015
Deferred tax assets:
Accrued expenses and other	$	5,655	$	5,281
Inventory and amortizable assets		538		417
Total deferred tax assets		6,193		5,698
Deferred tax liabilities:
Property		14,049		14,364
Intangibles and other		2,164		2,231
Total deferred tax liabilities		16,213		16,595
Net deferred tax liabilities	$	10,020	$	10,897
Current deferred tax assets – net	$	4,454	$	4,348
Noncurrent deferred tax liabilities – net	$	14,474	$	15,245

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

	Fiscal			Fiscal			Fiscal
	2016			2015			2014
Statutory federal income tax rate		35.0	%		35.0	%		35.0	%
State income taxes, net of federal benefit		2.2			2.3			2.3
Domestic manufacturing deduction benefit		(3.0	)		(3.0	)		(3.0	)
Adjustment of unrecognized tax benefit		(.1	)		(.2	)		(3.3	)
Other differences		(.1	)		(.1	)		(.1	)
Effective income tax rate		34.0	%		34.0	%		30.9	%

Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]

	(In thousands)
	Fiscal			Fiscal			Fiscal
	2016			2015			2014
Beginning balance	$	1,801		$	2,123		$	4,349
Increases due to current period tax positions		145			122			268
Decreases due to lapse of statute of limitations and audit resolutions		(268	)		(444	)		(2,494	)*
Ending balance	$	1,678		$	1,801		$	2,123