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Pension and Retirement Plans (Tables) | 6 Months Ended
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Mar. 31, 2015
Compensation and Retirement Disclosure [Abstract] |
Schedule of Net Benefit Costs | The components of net periodic benefit costs related to the U.S. and international plans are as follows:
| For the Three Months Ended March 31,
| 2015 |  | 2014
| Foreign |  | U.S. |  | Total |  | Foreign |  | U.S. |  | Total
| (Amounts in thousands)
Pension: |  |  |  |  |  |  |  |  |  |  |
Service cost | $ | 13 |  |  | $ | — |  |  | $ | 13 |  |  | $ | 12 |  |  | $ | — |  |  | $ | 12 |
Interest cost | 155 |  |  | 13 |  |  | 168 |  |  | 193 |  |  | 17 |  |  | 210 |
Expected return on plan assets | (104 | ) |  | — |  |  | (104 | ) |  | (117 | ) |  | — |  |  | (117 | )
Amortization of: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Prior service gain | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Amortization of net gain | 49 |  |  | (1 | ) |  | 48 |  |  | 23 |  |  | (2 | ) |  | 21 |
Net periodic benefit cost | $ | 113 |  |  | $ | 12 |  |  | $ | 125 |  |  | $ | 111 |  |  | $ | 15 |  |  | $ | 126 |
Post Retirement: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Service cost | $ | — |  |  | $ | 9 |  |  | $ | 9 |  |  | $ | — |  |  | $ | 2 |  |  | $ | 2 |
Interest cost | — |  |  | 11 |  |  | 11 |  |  | — |  |  | 11 |  |  | 11 |
Amortization of net gain | — |  |  | (13 | ) |  | (13 | ) |  | — |  |  | (36 | ) |  | (36 | )
Net periodic cost (benefit) | $ | — |  |  | $ | 7 |  |  | $ | 7 |  |  | $ | — |  |  | $ | (23 | ) |  | $ | (23 | )
| For the Six Months Ended March 31,
| 2015 |  | 2014
| Foreign |  | U.S. |  | Total |  | Foreign |  | U.S. |  | Total
| (Amounts in thousands)
Pension: |  |  |  |  |  |  |  |  |  |  |
Service cost | $ | 28 |  |  | $ | — |  |  | $ | 28 |  |  | $ | 23 |  |  | $ | — |  |  | $ | 23 |
Interest cost | 320 |  |  | 26 |  |  | 346 |  |  | 383 |  |  | 34 |  |  | 417 |
Expected return on plan assets | (212 | ) |  | — |  |  | (212 | ) |  | (232 | ) |  | — |  |  | (232 | )
Amortization of: |  |  |  |  |  |  |  |  |  |  |  |  |
Prior service gain | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Amortization of net gain | 102 |  |  | (2 | ) |  | 100 |  |  | 46 |  |  | (4 | ) |  | 42 |
Net periodic benefit cost | $ | 238 |  |  | $ | 24 |  |  | $ | 262 |  |  | $ | 220 |  |  | $ | 30 |  |  | $ | 250 |
Post Retirement: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Service cost | $ | — |  |  | $ | 17 |  |  | $ | 17 |  |  | $ | — |  |  | $ | 5 |  |  | $ | 5 |
Interest cost | — |  |  | 22 |  |  | 22 |  |  | — |  |  | 22 |  |  | 22 |
Amortization of net gain | — |  |  | (25 | ) |  | (25 | ) |  | — |  |  | (72 | ) |  | (72 | )
Net periodic cost (benefit) | $ | — |  |  | $ | 14 |  |  | $ | 14 |  |  | $ | — |  |  | $ | (45 | ) |  | $ | (45 | )

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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