CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017
Net sales	$ 174,778	$ 161,178	$ 348,273	$ 307,546
Costs and expenses:
Cost of sales	112,370	105,379	224,106	198,293
Selling, general and administrative expenses	40,749	34,889	82,903	68,651
Amortization of intangible assets	4,564	3,814	9,010	7,463
Interest expense, net	2,036	855	4,221	1,539
Other expenses (income), net	1,475	(578)	1,648	(1,344)
Total costs and expenses	161,194	144,359	321,888	274,602
Earnings before income taxes	13,584	16,819	26,385	32,944
Income tax expense	3,590	5,662	(18,280)	11,060
Net earnings	$ 9,994	$ 11,157	$ 44,665	$ 21,884
Earnings per share:
Basic - Net earnings	$ 0.39	$ 0.43	$ 1.73	$ 0.85
Diluted - Net earnings	$ 0.38	$ 0.43	$ 1.72	$ 0.84