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Condensed Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified | 6 Months Ended
--- | ---
Mar. 31, 2014 | Mar. 31, 2013
Operating Activities: |  |
Net income | $ 23,847 | $ 14,203
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation | 5,059 | 4,592
Amortization | 536 | 835
Gain on sale of discontinued operations, net of tax | (8,563) |
Stock-based compensation | 2,001 | 2,223
Bad debt recovery | (60) | (380)
Deferred income taxes (benefit) | (2,823) | 39
Gain on amended supply agreement | (507) |
Cash received from amended supply agreement | 10,000 |
Changes in operating assets and liabilities: |  |
Accounts receivable, net | (10,472) | 11,303
Costs and billings in excess of estimates on uncompleted contracts | (4,840) | 35,515
Inventories | (495) | 498
Prepaid expenses and other current assets | 959 | (1,778)
Accounts payable and income taxes payable | (10,407) | 302
Accrued liabilities | (11,307) | (10,172)
Other, net | 294 | (4)
Net cash provided by (used in) operating activities | (6,778) | 57,176
Investing Activities: |  |
Proceeds from sale of property, plant and equipment | 60 | 639
Proceeds from sale of Transdyn | 14,819 | 0
Purchases of property, plant and equipment | (8,464) | (33,270)
Net cash provided by (used in) investing activities | 6,415 | (32,631)
Financing Activities: |  |
Payments on industrial development revenue bonds | (400) | (400)
Taxes on stock-based compensation | (499) |
Dividends paid | (5,992) |
Payments on short-term and other financing | (16) | (298)
Net cash used in financing activities | (6,907) | (698)
Net increase (decrease) in cash and cash equivalents | (7,270) | 23,847
Effect of exchange rate changes on cash and cash equivalents | 1,252 | 175
Cash and cash equivalents, beginning of period | 107,411 | 90,040
Cash and cash equivalents, end of period | $ 101,393 | $ 114,062

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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
Name: | us-gaap_ShareBasedCompensation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration