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Schedule II (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2016 | Sep. 30, 2015 | Sep. 30, 2014
Currency translation adjustments | $ 77 | $ (934) | $ (704)
Allowance for Trade Receivables [Member] |  |  |
Balance at Beginning of Year | 3,841 | 7,078 | 8,872
Additions: Charged to Costs and Expenses | 255 | 364 | 1,283
Additions: Charged to Other Accounts | 233 | 487 | 916
Deductions | (1,789) | (4,088) | (3,993)
Balance at End of Year | 2,540 | 3,841 | 7,078
Valuation Allowance of Deferred Tax Assets [Member] |  |  |
Balance at Beginning of Year | 6,804 | 9,486 | 11,783
Additions: Charged to Costs and Expenses | 53 | 209 | 271
Additions: Charged to Other Accounts | 0 | 0 | 0
Deductions | (3,540) | (2,891) | (2,568)
Balance at End of Year | $ 3,317 | $ 6,804 | $ 9,486

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- Definition Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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- Definition Total of the deductions in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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