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Restatement Statements of Comprehensive Income (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2012 | Sep. 30, 2012 | Jun. 30, 2012 | Mar. 31, 2012 | Dec. 31, 2011 | 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
Net loss | $ (2,978) | $ (1,306) |  | $ (7,157) |  | $ 2,979 |  | $ (10,272) |  | $ (5,211) |  | $ (3,813) |  | $ (7,280) |  | $ (4,178) |  | $ (11,093) |  | $ (5,484) |  | $ (16,304) |  | $ (8,462) | $ (26,576) |  | $ (52,033) |  | $ (25,359) |
Retiree benefits |  | 0 |  | 0 |  | 0 |  | 26,700 |  |  |  | 0 |  | 0 |  | 0 |  | 0 |  | 0 |  |  |  | 10,969 | (26,574) |  | 36,731 |  | (5,938) |
Tax benefit on retiree benefits |  | 0 |  | 0 |  | 0 |  | 0 |  | 0 |  | 0 |  | 0 |  | 0 |  | 0 |  | 0 |  | 0 |  | (1,066) | 0 |  | (14,053) |  | 0 |
Total comprehensive income (loss), net of tax |  | (1,306) |  | (7,157) |  | 2,979 |  | (36,972) |  | (5,211) |  | (3,813) |  | (7,280) |  | (4,178) |  | (11,093) |  | (5,484) |  | (16,304) |  | (6,480) | (53,150) |  | (29,355) |  | (31,297) |
Previously Reported |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net loss |  | (1,415) |  | (7,294) |  | 2,874 |  | (12,134) |  | (5,501) |  | (4,110) |  | (7,584) |  | (4,420) |  | (11,694) |  | (5,835) |  | (17,195) |  |  | (29,329) |  | (54,317) |  | (23,953) |
Retiree benefits |  | 0 |  | 0 |  | 0 |  | 33,341 |  |  |  | 0 |  | 0 |  | 0 |  | 0 |  | 0 |  |  |  |  | (33,341) |  | 25,634 |  | (4,787) |
Tax benefit on retiree benefits |  | 0 |  | 0 |  | 0 |  | 0 |  | 0 |  | 0 |  | 0 |  | 0 |  | 0 |  | 0 |  | 0 |  |  | 0 |  | (9,823) |  | 0 |
Total comprehensive income (loss), net of tax |  | (1,415) |  | (7,294) |  | 2,874 |  | (45,475) |  | (5,501) |  | (4,110) |  | (7,584) |  | (4,420) |  | (11,694) |  | (5,835) |  | (17,195) |  |  | (62,670) |  | (38,506) |  | (28,740) |
Adjustments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net loss |  | 109 | [1] | 137 | [1] | 105 | [1],[2] | 1,862 | [1] | 290 | [1] | 297 | [1] | 304 | [1],[2] | 242 | [1],[2] | 601 | [1],[2] | 351 | [1],[2] | 891 | [1],[2] |  | 2,753 | [3],[4] | 2,284 | [3],[5],[6] | (1,406) | [3],[5],[7]
Retiree benefits |  | 0 | [1] | 0 | [1] | 0 | [1] | (6,641) | [1] |  |  | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1] |  |  |  | 6,767 | [3] | 11,097 | [5] | (1,151) | [5]
Tax benefit on retiree benefits |  | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1] |  | 0 | [3] | (4,230) | [5] | 0 | [5]
Total comprehensive income (loss), net of tax |  | $ 109 | [1] | $ 137 | [1] | $ 105 | [1] | $ 8,503 | [1] | $ 290 | [1] | $ 297 | [1] | $ 304 | [1] | $ 242 | [1] | $ 601 | [1] | $ 351 | [1] | $ 891 | [1] |  | $ 9,520 | [3] | $ 9,151 | [3],[5] | $ (2,557) | [3],[5]
[1] | See summary table of the impact of the restatement corrections and immaterial adjustments on the consolidated statements of operations and comprehensive income (loss) included in Note 2.
[2] | For details see the introduction section included in Note 2.
[3] | (1) See summary table of the impact of the restatement corrections and immaterial adjustments on the consolidated statements of operations and comprehensive income (loss) included elsewhere in this Note 2.
[4] | See the introduction section included elsewhere in this Note 2.
[5] | See summary table of the impact of the restatement corrections and immaterial adjustments on the consolidated statements of operations and comprehensive income (loss) included elsewhere in this Note 2.
[6] | (1)See the introduction section included elsewhere in this Note 2.
[7] | _______________ (1)See the introduction section included elsewhere in this Note 2.

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