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Schedule of Deferred Income Tax Provision (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Mar. 31, 2016 | Mar. 31, 2015 | Mar. 31, 2014
Deferred Income Benefit Taxes [Line Items] |  |  |
Deferred Income Tax Provision | $ (2,323) | $ 5,805 | $ 5,746
Excess Tax Depreciation and Amortization [Member] |  |  |
Deferred Income Benefit Taxes [Line Items] |  |  |
Deferred Income Tax Provision | 3,284 | 2,259 | 6,875
Bad Debts [Member] |  |  |
Deferred Income Benefit Taxes [Line Items] |  |  |
Deferred Income Tax Provision | (1,340) | (142) | (224)
Uniform Capitalization [Member] |  |  |
Deferred Income Benefit Taxes [Line Items] |  |  |
Deferred Income Tax Provision | (1,339) | 1,296 | (1,127)
Accrual Changes [Member] |  |  |
Deferred Income Benefit Taxes [Line Items] |  |  |
Deferred Income Tax Provision | (1,298) | (611) | (1,075)
Uncertain Tax Position Accruals [Member] |  |  |
Deferred Income Benefit Taxes [Line Items] |  |  |
Deferred Income Tax Provision |  |  | 213
Prepaid Insurance [Member] |  |  |
Deferred Income Benefit Taxes [Line Items] |  |  |
Deferred Income Tax Provision | (1,149) | (331) | 424
State Income Taxes, net [Member] |  |  |
Deferred Income Benefit Taxes [Line Items] |  |  |
Deferred Income Tax Provision | (1,155) | 6,060 | (1,319)
Reversal of Prepaid Sand Liability [Member] |  |  |
Deferred Income Benefit Taxes [Line Items] |  |  |
Deferred Income Tax Provision | 3,682 |  |
Long-Term Incentive Compensation Plans [Member] |  |  |
Deferred Income Benefit Taxes [Line Items] |  |  |
Deferred Income Tax Provision | (3,140) | (1,792) | (373)
Other [Member] |  |  |
Deferred Income Benefit Taxes [Line Items] |  |  |
Deferred Income Tax Provision | $ 132 | $ (934) | $ 1,033

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- Definition Deferred Income (Benefit) Taxes [Line Items] + References No definition available. + Details
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- Definition Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Deferred Tax Expense (or Benefit) -URI http://asc.fasb.org/extlink&oid=6510177 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32639-109319 Reference 4: 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 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I.7) -URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330036-122817 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 6 -Section I -Subsection 7 + Details
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