CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2017
Cash flows from operating activities:
Net earnings	$ 81,039	$ 92,136	$ 53,703
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	40,050	37,755	32,229
Stock compensation expense	5,353	5,218	5,444
Changes in assets and liabilities	(9,944)	(10,315)	(17,889)
Change in property, plant and equipment from gain on building sale	(8,922)	0	0
Effect of deferred taxes on tax provision	61	(21,584)	1,360
Pension contributions	(2,500)	(9,951)	(2,677)
Other	0	0	(4,830)
Net cash provided by operating activities	105,137	93,259	67,340
Cash flows from investing activities:
Acquisition of businesses, net of cash acquired	(96,777)	(11,445)	(198,628)
Capital expenditures	(37,183)	(20,589)	(29,728)
Additions to capitalized software	(8,386)	(9,573)	(9,002)
Proceeds from sale of building and land	17,201	0	1,184
Proceeds from life insurance	0	0	2,307
Net cash used by investing activities	(125,145)	(41,607)	(233,867)
Cash flows from financing activities:
Proceeds from long-term debt	131,261	55,000	257,000
Principal payments on long-term debt	(65,000)	(110,000)	(92,000)
Dividends paid	(8,302)	(8,278)	(8,257)
Debt issuance costs	(1,071)	0	0
Other	(3,371)	(3,078)	20
Net cash provided (used) by financing activities	53,517	(66,356)	156,763
Effect of exchange rate changes on cash and cash equivalents	(2,178)	(335)	1,455
Net increase (decrease) in cash and cash equivalents	31,331	(15,039)	(8,309)
Cash and cash equivalents at beginning of year	30,477	45,516	53,825
Cash and cash equivalents at end of year	61,808	30,477	45,516
Changes in assets and liabilities:
Accounts receivable, net	(7,230)	(2,789)	(23,587)
Contract assets	(66,885)	(5,748)	(18,540)
Inventories	10,150	(9,830)	3,959
Other assets and liabilities	8,020	(695)	(2,014)
Accounts payable	7,400	9,442	8,735
Contract liabilities	36,751	(1,466)	7,914
Accrued expenses	1,850	771	5,644
Supplemental cash flow information:
Interest paid	8,076	8,540	3,731
Income taxes paid (including state & foreign)	$ 26,084	$ 8,789	$ 25,674