Quarterly Financial Information (Tables)

12 Months Ended

Sep. 30, 2017

Quarterly Financial Data [Abstract]

Quarterly Financial Information

	First		Second		Third		Fourth		Fiscal
(Dollars in thousands, except per share amounts)	Quarter		Quarter		Quarter		Quarter		Year
2017
Net sales	$	146,368		161,178		171,189		207,005		685,740
Net earnings		10,727		11,157		12,645		19,174		53,703
Basic earnings (loss) per share:
Net earnings		0.42		0.43		0.49		0.74		2.08
Diluted earnings (loss) per share:
Net earnings		0.41		0.43		0.49		0.74		2.07
Dividends declared per common share	$	0.08		0.08		0.08		0.08		0.32
2016
Net sales	$	132,833		138,930		140,191		159,505		571,459
Net earnings		8,829		8,610		11,528		16,915		45,882
Basic earnings (loss) per share:
Net earnings		0.34		0.33		0.45		0.66		1.78
Diluted earnings (loss) per share:
Net earnings		0.34		0.33		0.44		0.65		1.77
Dividends declared per common share	$	0.08		0.08		0.08		0.08		0.32