Stockholders' Equity

12 Months Ended

Sep. 30, 2020

Equity [Abstract]

Stockholders' Equity

15.    Stockholders’ Equity

Preferred Stock

Total number of shares of preferred stock authorized for issuance was 1,000,000 shares at September 30, 2020 and 2019, respectively. Preferred stock has a par value of $0.01 per share and may be issued at the discretion of the Board of Directors without stockholder approval with such designations, rights and preferences as the Board of Directors may determine. There were no shares of preferred stock issued or outstanding at September 30, 2020 or 2019, respectively.

Accumulated Other Comprehensive Income

The following is a summary of the components of accumulated other comprehensive income, net of tax, at September 30, 2020, 2019 and 2018 (in thousands):

			Unrealized
			Gains (Losses)
	Currency		on Available-		Pension
	Translation		for-Sale		Liability
	Adjustments		Securities		Adjustments		Total
Balance at September 30, 2017	$	15,168	$	(1)	$	46	$	15,213
Other comprehensive income (loss) before reclassifications		(1,651)		(110)		124		(1,637)
Amounts reclassified from accumulated other comprehensive income		—		(1)		12		11
Balance at September 30, 2018		13,517		(112)		182		13,587
Other comprehensive income (loss) before reclassifications		(9,333)		244		(882)		(9,971)
Amounts reclassified from accumulated other comprehensive income		—		(140)		35		(105)
Balance at September 30, 2019		4,184		(8)		(665)		3,511
Other comprehensive income (loss) before reclassifications		18,877		5		(503)		18,379
Amounts reclassified from accumulated other comprehensive income		—		2		27		29
Balance at September 30, 2020	$	23,061	$	(1)	$	(1,141)	$	21,919

Unrealized net holding gains (losses) on available-for-sale marketable securities are reclassified from accumulated other comprehensive income into results of operations at the time of the securities’ sale, as described in Note 5, “Marketable Securities.” Gains (losses) related to defined benefit pension plan settlements are reclassified from accumulated other comprehensive income into results of operations at the time of the settlement, as described in Note 14, “Postretirement Benefits.” Defined benefit pension plan curtailments are recognized as reclassifications from accumulated other comprehensive income and corresponding reductions in pension liabilities and net pension cost, as described in Note 14, “Postretirement Benefits.”