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CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Sep. 30, 2012 | Sep. 30, 2011 | Dec. 31, 2012 | Dec. 31, 2011 | Mar. 31, 2013 | Mar. 31, 2012 | Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2011 | Jun. 30, 2010
Cash flows from operating activities: |  |  |  |  |  |  |  |  |  |
Net loss | $ 2,979 | $ (7,280) | $ (4,178) | $ (11,093) | $ (5,484) | $ (16,304) | $ (8,462) | $ (26,576) | $ (52,033) | $ (25,359)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |  |  |
Depreciation and amortization | 8,340 | 7,923 | 16,640 | 15,821 | 24,778 | 23,831 | 32,542 | 32,113 | 31,758 | 26,778
(Recovery of) provision for doubtful accounts | 922 | (590) | 963 | (737) | 890 | (880) | 757 | 980 | (2,024) | (3,188)
Deferred income taxes |  |  |  |  | (111) | 0 | 74 | (78) | 338 | (1,185)
Goodwill and intangible assets impairment losses |  |  |  |  |  |  | 92 | 5,585 | 7,805 |
Net (gains) losses on sales of assets | (3,213) | 98 | 3,202 | 662 | 4,388 | 1,161 | (4,466) | (268) | 358 | 430
ESOP and share-based compensation expense | 823 | 790 | 1,906 | 1,476 | 2,639 | 2,519 | 3,563 | 3,287 | 3,825 | 4,784
Net losses (gains) on derivative and investments | (802) | 2,621 | (7,038) | (2,250) | (9,315) | (5,131) | 11,132 | 6,175 | (1,312) | 9,382
Change in operating assets and liabilities: |  |  |  |  |  |  |  |  |  |
Restricted cash | 1,483 | (168) | 1,987 | 1,353 | 2,140 | 1,314 | (6,472) | (1,153) | (460) | 0
Short-term investments | 52 | 5,967 | 7,854 | (4,532) | 10,347 | (796) | (11,942) | (1,497) | 28,294 | 912
Accounts and notes receivable | (1,481) | (1,643) | 2,053 | 2,000 | 1,167 | (936) | (2,429) | 3,745 | (2,929) | (40)
Inventories | (3,943) | (3,192) | 2,404 | (1,110) | 1,291 | (3,533) | 5,115 | 13,236 | 3,640 | (12,819)
Income tax receivable | 393 | 279 | (289) | (268) | (645) | 381 | 353 | (314) | 5,392 | (1,677)
Prepaid expenses and other assets | 120 | 543 | (558) | 361 | (522) | (81) | (157) | (860) | 400 | (9)
Accounts payable | 2,268 | (3,840) | 3,885 | (1,661) | 3,737 | (9,291) | 1,773 | (13,441) | 12,493 | (121)
Accrued payroll, expenses and other liabilities | (1,542) | 304 | 3,381 | 348 | 2,734 | 2,596 | 1,741 | 1,949 | 2,156 | 2,362
Accrued postretirement benefits | 288 | 30 | 351 | 175 | 462 | 243 | (6,451) | 3,530 | (9,557) | 5,228
Other long-term liabilities | (1,191) | (3,055) | (1,302) | 112 | (1,416) | (1,083) | 6,678 | (6,320) | 1,745 | 3,493
Net cash provided by operating activities | 3,652 | (33) | 10,105 | 9,699 | 17,820 | 11,012 | 21,927 | 18,133 | 33,937 | (1,047)
Cash flows from investing activities: |  |  |  |  |  |  |  |  |  |
Purchases of property, plant and equipment | (3,572) | (2,910) | (6,396) | (5,808) | (10,118) | (10,533) | (15,894) | (17,498) | (19,416) | (28,484)
Proceeds from sales of property, plant and equipment | 3,786 | 198 | 3,911 | 1,227 | 5,556 | 2,112 | 5,666 | 3,037 | 2,021 | 437
Net cash used in investing activities | 214 | (2,712) | (2,485) | (4,581) | (4,562) | (8,421) | (10,228) | (14,461) | (17,395) |
Cash flows from financing activities: |  |  |  |  |  |  |  |  |  |
Proceeds from revolving credit facility | 4,800 | 8,400 | 15,000 | 9,400 | 22,550 | 13,700 | 43,990 | 17,250 | 35,450 | 33,737
Repayments on revolving credit facility | (9,250) | (6,800) | 19,750 | 15,700 | (32,771) | (17,700) | (54,761) | (21,200) | (43,970) | (12,756)
Payments of capital lease obligations | (777) | (384) | 1,558 | 778 | (2,613) | (1,209) | (3,359) | (1,897) | (1,433) | (837)
Proceeds from stock option exercises |  |  |  |  | 1,195 | 0 | 1,203 | 0 | 0 |
Dividends paid |  |  |  |  |  |  | 0 | 0 | (4,657) | (6,939)
Net cash used in financing activities | (5,227) | 1,216 | (6,308) | (7,078) | (11,639) | (5,209) | (12,927) | (5,847) | (14,610) | 13,205
Net (decrease) increase in cash and cash equivalents | (1,361) | (1,529) | 1,312 | (1,960) | 1,619 | (2,618) | (1,228) | (2,175) | 1,932 | (15,889)
Cash and cash equivalents at beginning of year | 3,906 | 6,081 | 3,906 | 6,081 | 3,906 | 6,081 | 3,906 | 6,081 | 4,149 | 20,038
Cash and cash equivalents at end of year | 2,545 | 4,552 | 5,218 | 4,121 | 5,525 | 3,463 | 2,678 | 3,906 | 6,081 | 4,149
Supplemental disclosure of cash flow information: |  |  |  |  |  |  |  |  |  |
Cash paid for interest |  |  |  |  |  |  | 1,783 |  | 1,945 | 890
Cash paid for income taxes |  |  |  |  |  |  | 370 |  | 324 | 154
Non-cash financing and investing activities: |  |  |  |  |  |  |  |  |  |
Equipment acquired under capital leases |  |  |  |  |  |  | $ 626 |  | $ 5,659 | $ 3,954

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