Summary of Significant Accounting Policies (Tables)

12 Months Ended

Sep. 30, 2019

Summary of Significant Accounting Policies

Summary of intangible assets

	Gross		Accumulated		Carrying
September 30, 2018	Amount		Amortization		Amount
Patents	$	4,030	$	(3,977)	$	53
Trademarks		3,800		—		3,800
Customer relationships		2,100		(574)		1,526
Other		291		(131)		160
	$	10,221	$	(4,682)	$	5,539

	Gross		Accumulated		Carrying
September 30, 2019	Amount		Amortization		Amount
Patents	$	—	$	—	$	—
Trademarks	$	3,800	$	—	$	3,800
Customer relationships		2,100		(718)		1,382
Other		291		(189)		102
	$	6,191	$	(907)	$	5,284

Schedule of estimated future aggregate amortization expense

Estimated future Aggregate Amortization Expense:
Year Ended September 30,
2020	$	198
2021		185
2022		133
2023		129
2024		126
Thereafter		713

Schedule of estimated economic useful lives of property, plant and equipment

Buildings and improvements			40	years
Machinery and equipment	5	—	14	years
Land improvements			20	years

Schedule of basic and diluted net income per share

	Years ended September 30,
(in thousands, except share and per share data)	2017			2018			2019
Numerator: Basic and Diluted
Net income (loss)	$	(10,190)		$	(21,751)		$	9,745
Dividends		(11,009)			(11,027)			(11,037)
Undistributed income (loss)		(21,199)			(32,778)			(1,292)
Percentage allocated to common shares (a)		100.0	%		100.0	%		100.0	%
Undistributed income (loss) allocated to common shares		(21,199)			(32,778)			(1,292)
Dividends paid on common shares outstanding		10,905			10,933			10,987
Net income (loss) available to common shares		(10,294)			(21,845)			9,695
Denominator: Basic and Diluted
Weighted average common shares outstanding		12,397,099			12,419,564			12,445,212
Adjustment for dilutive potential common shares		—			—			35,696
Weighted average shares outstanding - Diluted		12,397,099			12,419,564			12,480,908
Basic net income (loss) per share	$	(0.83)		$	(1.75)		$	0.78
Diluted net income (loss) per share	$	(0.83)		$	(1.75)		$	0.78
Number of stock option shares excluded as their effect would be anti-dilutive		310,417			329,276			371,151
Number of restricted stock shares excluded as their effect would be anti-dilutive		107,854			91,008			—
(a) Percentage allocated to common shares - weighted average
Common shares outstanding		12,397,099			12,419,564			12,445,212
Unvested participating shares		—			—			—
		12,397,099			12,419,564			12,445,212