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Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Condensed Consolidated Statements of Cash Flows
Net cash provided by (used in) operating activities	$ 84,712	$ (2,533)
Cash flows from investing activities:
Payments for purchase of property, plant, and equipment	(31,346)	(28,450)
Proceeds from sale of assets	249	132
Proceeds from sales of short-term investments	27
Payments for purchases of short-term investments	(947)	(791)
Net cash used in investing activities	(32,017)	(29,109)
Cash flows from financing activities:
Cash dividends paid	(8,808)	(7,656)
Proceeds from sales of treasury stock	3,384	1,389
Borrowings on revolving lines of credit and short-term borrowings	542,847	458,950
Payments on revolving lines of credit and short-term borrowings	(501,218)	(425,250)
Payments of long-term debt and capital lease obligations	(100,132)	(106)
Net cash (used in) provided by financing activities	(63,927)	27,327
Effect of exchange rate changes on cash and cash equivalents	(728)	2,542
Net change in cash and cash equivalents	(11,960)	(1,773)
Cash and cash equivalents at beginning of year	83,594	87,552
Cash and cash equivalents, including restricted cash, at end of period	$ 71,634	$ 85,779

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