CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2018
Cash flows from operating activities:
Net earnings	$ 101,980	$ 81,039	$ 92,136
Adjustments to reconcile net earnings to net cash provided by operating activities:
Net earnings from discontinued operations, net of tax	(76,515)	(3,550)	(5,875)
Depreciation and amortization	41,338	35,995	33,690
Stock compensation expense	5,550	5,088	5,029
Changes in assets and liabilities	23,793	(6,649)	(9,552)
Change in property, plant and equipment from gain on building sale		(8,922)
Effect of deferred taxes on tax provision	(2,562)	61	(21,031)
Pension contributions	(25,650)	(2,500)	(9,951)
Pension plan termination charge	40,600
Net cash provided by operating activities - continuing operations	108,534	100,562	84,446
Net cash (used) provided by discontinued operations	(26,254)	4,575	8,813
Net cash provided by operating activities	82,280	105,137	93,259
Cash flows from investing activities:
Acquisition of businesses, net of cash acquired		(95,840)	(9,813)
Capital expenditures	(32,108)	(24,229)	(15,243)
Additions to capitalized software	(9,023)	(8,374)	(9,573)
Proceeds from sale of building and land		17,201
Net cash used by investing activities - continuing operations	(41,131)	(111,242)	(34,629)
Net cash provided (used) by investing activities - discontinued operations	182,084	(13,903)	(6,978)
Net cash provided (used) by investing activities	140,953	(125,145)	(41,607)
Cash flows from financing activities:
Proceeds from long-term debt	12,368	130,000	55,000
Principal payments on long-term debt	(235,000)	(65,000)	(110,000)
Dividends paid	(8,323)	(8,302)	(8,278)
Debt issuance costs		(1,071)
Other	(3,125)	(3,371)	(3,078)
Net cash provided (used) by financing activities - continuing operations	(234,080)	52,256	(66,356)
Net cash used by financing activities - discontinued operations	(2,140)	(2,472)	(1,922)
Net cash provided (used) by financing activities	(236,220)	49,784	(68,278)
Effect of exchange rate changes on cash and cash equivalents	3,739	1,555	1,587
Net increase (decrease) in cash and cash equivalents	(9,248)	31,331	(15,039)
Cash and cash equivalents at beginning of year	61,808	30,477	45,516
Cash and cash equivalents at end of year	52,560	61,808	30,477
Changes in assets and liabilities:
Accounts receivable, net	14,633	(8,722)	(340)
Contract assets	13,465	(57,177)	(5,748)
Inventories	(11,233)	7,109	(9,440)
Other assets and liabilities	(6,615)	7,708	1,334
Accounts payable	(13,275)	10,716	7,932
Contract liabilities	19,374	32,142	(1,999)
Accrued expenses	7,444	1,575	(1,291)
Changes in assets and liabilities	23,793	(6,649)	(9,552)
Supplemental cash flow information:
Interest paid	5,869	8,076	8,540
Income taxes paid (including state & foreign)	$ 37,714	$ 26,084	$ 8,789