CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2016
Cash flows from operating activities:
Net earnings	$ 92,136	$ 53,703	$ 45,882
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	37,755	32,229	23,568
Stock compensation expense	5,218	5,444	4,704
Changes in assets and liabilities	(10,315)	(17,889)	1,746
Effect of deferred taxes on tax provision	(21,584)	1,360	(2,993)
Pension contributions	(9,951)	(2,677)	0
Other	0	(4,830)	952
Net cash provided by operating activities	93,259	67,340	73,859
Cash flows from investing activities:
Acquisition of businesses, net of cash acquired	(11,445)	(198,628)	(82,062)
Capital expenditures	(20,589)	(29,728)	(13,843)
Additions to capitalized software	(9,573)	(9,002)	(8,665)
Proceeds from sale of land	0	1,184	0
Proceeds from life insurance	0	2,307	0
Net cash used by investing activities	(41,607)	(233,867)	(104,570)
Cash flows from financing activities:
Proceeds from long-term debt	55,000	257,000	140,000
Principal payments on long-term debt	(110,000)	(92,000)	(80,000)
Dividends paid	(8,278)	(8,257)	(8,248)
Purchases of shares into treasury	0	0	(4,303)
Debt issuance costs	0	0	(1,097)
Other	(3,078)	20	(128)
Net cash (used) provided by financing activities	(66,356)	156,763	46,224
Effect of exchange rate changes on cash and cash equivalents	(335)	1,455	(1,099)
Net (decrease) increase in cash and cash equivalents	(15,039)	(8,309)	14,414
Cash and cash equivalents at beginning of year	45,516	53,825	39,411
Cash and cash equivalents at end of year	30,477	45,516	53,825
Changes in assets and liabilities:
Accounts receivable, net	(2,789)	(23,587)	(9,088)
Costs and estimated earnings on long-term contracts, net	(5,748)	(18,540)	(359)
Inventories	(9,830)	3,959	1,101
Other assets and liabilities	(695)	(2,014)	4,982
Accounts payable	9,442	8,735	(1,953)
Advance payments on long-term contracts, net	(2,984)	6,264	(2,439)
Accrued expenses	771	5,644	4,042
Deferred revenue and costs, net	1,518	1,650	5,460
Changes in assets and liabilities	(10,315)	(17,889)	1,746
Supplemental cash flow information:
Interest paid	8,540	3,731	1,361
Income taxes paid (including state & foreign)	$ 8,789	$ 25,674	$ 22,631