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CONDENSED CONSOLIDATED STATEMENT OF PARTNERS' CAPITAL - 3 months ended Dec. 31, 2017 - USD ($) shares in Thousands, $ in Thousands | Total | General Partner | Common Stock | Accumulated Other Comprehensive Income (Loss)
--- | --- | --- | --- | ---
Beginning Balance at Sep. 30, 2017 | $ 306,068 |  | $ (929) | $ 325,762 | $ (18,765)
Beginning Balance, unit at Sep. 30, 2017 |  |  | 326 | 55,887 |
Net income | 30,182 |  | $ 175 | $ 30,007 |
Unrealized gain on pension plan obligation (1) | 448 | [1] |  |  | 448
Tax effect of unrealized gain on pension plan | (135) |  |  |  | (135)
Distributions | (6,302) |  | (154) | (6,148) |
Ending Balance at Dec. 31, 2017 | $ 330,261 |  | $ (908) | $ 349,621 | $ (18,452)
Ending Balance, Unit at Dec. 31, 2017 |  |  | 326 | 55,887 |
[1] | This item is included in the computation of net periodic pension cost.

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