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Income Taxes (Tables)

12 Months Ended

Apr. 30, 2014

Income Tax Disclosure [Abstract]

Schedule of Provision (Benefit) for Income Taxes Continuing Operations

The provision (benefit) for income taxes from continuing operations for fiscal years 2014, 2013 and 2012 consists of the following:

		Fiscal Year Ended April 30,
		2014				2013				2012
Federal –
Current		$	—			$	—			$	121
Deferred			1,262				(2,827	)			1,468
Deferred benefit of loss carryforwards			—				—				—
			1,262				(2,827	)			1,589
State –
Current			219				1,040				(352	)
Current benefit of loss carryforwards			—				(22	)			—
Deferred			318				(717	)			372
Deferred benefit of loss carryforwards			—				—				(16	)
			537				301				4
		$	1,799			$	(2,526	)		$	1,593

Schedule of Difference in Provision (Benefit) for Income Taxes

The differences in the provision (benefit) for income taxes and the amounts determined by applying the Federal statutory rate to income before provision (benefit) for income taxes for the years ended April 30, 2014, 2013 and 2012 are as follows:

		Fiscal Year Ended April 30,
		2014				2013				2012
Federal statutory rate			35	%			35	%			35	%
Tax at statutory rate		$	(8,929	)		$	(18,378	)		$	(26,638	)
State income taxes, net of federal benefit			(1,271	)			(1,076	)			(3,050	)
Decrease in valuation allowance due to BBI acquisition			—				(5,084	)			—
Other increase (decrease) in valuation allowance			13,605				22,510				27,247
Tax over book basis in GreenFiber on sale			(2,570	)			—				—
Non-deductible impairment of investment in GreenFiber			—				—				3,738
Non-deductible GreenFiber goodwill impairment and equity income in subsidiaries			1,548				180				1,182
Tax credits			(598	)			(660	)			(650	)
Non-deductible expenses			505				494				823
Non-deductible stock option charges			—				—				73
Other, net			(491	)			(512	)			(1,132	)
		$	1,799			$	(2,526	)		$	1,593

Schedule of Deferred Tax Assets and Liabilities

Deferred income taxes reflect the impact of temporary differences between the amounts of assets and liabilities recognized for financial reporting purposes and such amounts recognized for income tax purposes. Deferred tax assets and liabilities consist of the following at April 30, 2014 and 2013:

		April 30,
		2014				2013
Deferred tax assets:
Net operating loss carryforwards		$	36,594			$	34,217
Accrued expenses and reserves			30,690				29,884
Book over tax depreciation of property and equipment			28,868				19,881
Alternative minimum tax credit carryforwards			3,330				3,330
General business tax credit carryforwards			2,666				2,095
Capital loss carryforwards			2,510				—
Stock awards			1,315				1,177
Unrealized loss on commodity hedges			1,115				1,852
Other			1,496				964
Total deferred tax assets			108,584				93,400
Less: valuation allowance			(84,540	)			(70,352	)
Total deferred tax assets after valuation allowance			24,044				23,048
Deferred tax liabilities:
Amortization of intangibles			(28,210	)			(25,973	)
Other			(286	)			(143	)
Total deferred tax liabilities			(28,496	)			(26,116	)
Net deferred tax liability		$	(4,452	)		$	(3,068	)

Schedule of Reconciliation of Gross Unrecognized Tax Benefits

A reconciliation of the beginning and ending amount of gross unrecognized tax benefits for fiscal years 2014 and 2013 are as follows:

		Fiscal Year Ended April 30,
		2014				2013
Unrecognized tax benefits at beginning of period		$	3,879			$	4,447
Gross increases for tax positions of prior years			22				543
Gross decreases for tax positions of prior years			(229	)			(26	)
Reductions resulting from lapse of statute of limitations			(611	)			(655	)
Settlements			—				(430	)
Unrecognized tax benefits at end of period		$	3,061			$	3,879

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Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

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Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

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Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

+ References

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Tabular disclosure of the change in unrecognized tax benefits.

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