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Income Taxes | 12 Months Ended
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Apr. 30, 2015
Income Tax Disclosure [Abstract] |
Income Taxes | Income Taxes Income tax expense was comprised of the following:
| FISCAL YEARS ENDED APRIL 30
(in thousands) | 2015 |  | 2014 |  | 2013
CURRENT EXPENSE |  |  |  |  |
Federal | $ | 12,663 |  |  | $ | 4,825 |  |  | $ | 1,031 |
State | 1,890 |  |  | 406 |  |  | 162 |
Total current expense | 14,553 |  |  | 5,231 |  |  | 1,193 |
DEFERRED EXPENSE |  |  |  |  |
Federal | 3,024 |  |  | 6,076 |  |  | 4,859 |
State | 1,311 |  |  | 1,902 |  |  | 930 |
Total deferred expense | 4,335 |  |  | 7,978 |  |  | 5,789 |
Total expense | 18,888 |  |  | 13,209 |  |  | 6,982 |
Other comprehensive income (loss) | (9,510 | ) |  | 3,944 |  |  | (2,905 | )
Total comprehensive income tax expense | $ | 9,378 |  |  | $ | 17,153 |  |  | $ | 4,077 |
The Company's effective income tax rate varied from the federal statutory rate as follows:
| FISCAL YEARS ENDED APRIL 30
| 2015 |  | 2014 |  | 2013
Federal statutory rate | 35.0 | % |  | 35.0 | % |  | 35.0 | %
Effect of: |  |  |  |  |
Research and experimentation tax credit | (2.3 | )% |  | — | % |  | — | %
Meals and entertainment | 0.5 |  |  | 0.8 |  |  | 1.5 |
Domestic production deduction | (2.4 | ) |  | (1.8 | ) |  | (0.3 | )
Other | 0.1 |  |  | 0.7 |  |  | 1.4 |
Total | (4.1 | )% |  | (0.3 | )% |  | 2.6 | %
Effective federal income tax rate | 30.9 | % |  | 34.7 | % |  | 37.6 | %
State income taxes, net of federal tax effect | 3.8 |  |  | 4.5 |  |  | 4.1 |
Effective income tax rate | 34.7 | % |  | 39.2 | % |  | 41.7 | %
Included in the fiscal year 2015 effective income tax rate are research and experimentation tax credits for fiscal years 2011 through 2014. Income taxes paid were $13.3 million, $4.3 million and $1.2 million for fiscal years 2015, 2014 and 2013, respectively. The significant components of deferred tax assets and liabilities were as follows:
| APRIL 30
(in thousands) | 2015 |  | 2014
Deferred tax assets: |  |  |
Pension benefits | $ | 23,074 |  |  | $ | 15,381 |
Accounts receivable | 5,523 |  |  | 4,603 |
Product liability | 1,031 |  |  | 745 |
Employee benefits | 7,429 |  |  | 8,523 |
Net operating loss carryforward | — |  |  | 469 |
Other | 266 |  |  | 199 |
Total | 37,323 |  |  | 29,920 |
Deferred tax liabilities: |  |  |
Inventory | 451 |  |  | 496 |
Depreciation | 3,485 |  |  | 2,374 |
| 3,936 |  |  | 2,870 |
Net deferred tax asset | $ | 33,387 |  |  | $ | 27,050 |
Management believes it is more likely than not that the Company will realize its gross deferred tax assets due to expected future taxable income and the reversal of taxable temporary differences.

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- Definition The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32559-109319 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32639-109319 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319 + Details
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