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Summary of Significant Accounting Policies (Tables) | 3 Months Ended
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Sep. 30, 2014
Accounting Policies [Abstract] |
Impact of Revisions To Prior issued Financial Statements | The accompanying consolidated statement of cash flows for the three months ended September 30, 2013 has been corrected for the errors described above. The following table presents the impact of these corrections:
Cash Flows From Operating Activities: |  | Three Months Ended September 30, 2013
(In thousands) |  | As Previously Reported |  | Adjustments |  | As Corrected
Cash flows from operating activities: |  |  |  |  |  |
Net income |  | $ | 1,806 |  |  | — |  |  | $ | 1,806 |
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |  |  |  |
Depreciation and amortization |  | 7,424 |  |  | — |  |  | 7,424 |
Provision for doubtful accounts |  | 73 |  |  | — |  |  | 73 |
Deferred income taxes |  | 37 |  |  | — |  |  | 37 |
Net gains from sales of assets |  | (123 | ) |  | — |  |  | (123 | )
ESOP and share-based compensation expense |  | 904 |  |  | — |  |  | 904 |
Net losses on derivative instruments and investments |  | 1,549 |  |  | 2,219 |  |  | 3,768 |
Change in operating assets and liabilities: |  |  |  |  |  |
Restricted cash |  | 1,824 |  |  | — |  |  | 1,824 |
Purchases of trading securities held for investment |  | — |  |  | (1,739 | ) |  | (1,739 | )
Proceeds from sales of trading securities held for investment |  | — |  |  | 1,204 |  |  | 1,204 |
Short-term investments |  | (1,429 | ) |  | 1,429 |  |  | — |
Accounts and notes receivable |  | 1,009 |  |  | — |  |  | 1,009 |
Inventories |  | (7,816 | ) |  | — |  |  | (7,816 | )
Income tax receivable |  | 183 |  |  | — |  |  | 183 |
Prepaid expenses and other assets |  | 578 |  |  | — |  |  | 578 |
Accounts payable |  | 1,907 |  |  | — |  |  | 1,907 |
Accrued payroll expenses and other current liabilities |  | (199 | ) |  | (3,113 | ) |  | (3,312 | )
Accrued postretirement benefits |  | 190 |  |  | — |  |  | 190 |
Other long-term liabilities |  | (644 | ) |  | — |  |  | (644 | )
Net cash provided by operating activities |  | $ | 7,273 |  |  | $ | — |  |  | $ | 7,273 |

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- Definition Tabular disclosure of prior period adjustments to previously issued financial statements including (1) the effect of the correction on each financial statement line item and any per-share amounts affected for each prior period presented (2) the cumulative effect of the change on retained earnings or other appropriate components of equity or net assets in the statement of financial position, as of the beginning of the earliest period presented, and (3) the effect of the prior period adjustments (both gross and net of applicable income tax) on the net income of each prior period presented in the entity's annual report for the year in which the adjustments are made. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=28359718&loc=d3e22644-107794 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=28359718&loc=d3e22663-107794 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=28359718&loc=d3e22658-107794 + Details
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