CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended				9 Months Ended		12 Months Ended
	Dec. 31, 2025	Jun. 30, 2025	Dec. 31, 2024	Jun. 30, 2024	Dec. 31, 2025	Dec. 31, 2024	Mar. 31, 2025
OPERATING ACTIVITIES:
Net income (loss)	$ 5,998	$ (1,898)	$ 3,960	$ 8,629	$ 8,695	$ (2,454)
Adjustments to reconcile net income (loss) to net cash provided by (used for) operating activities:
Depreciation and amortization					36,620	36,230
Deferred income taxes and related valuation allowance					(11,472)	(15,089)
Net loss (gain) on sale of investments and other					(1,503)	(617)
Non-cash pension settlement (Refer to Note 10)			433		0	23,634
Stock-based compensation					7,779	6,677
Amortization of deferred financing costs					1,666	1,865
Impairment of operating lease					0	3,268
Loss (gain) on hedging instruments					1,360	(321)
(Gain) loss on sales, disposals, and impairments of fixed assets					(913)	394
Non-cash lease expense					7,321	7,657
Changes in operating assets and liabilities:
Trade accounts receivable					(3,480)	10,255
Inventories					(15,997)	(18,894)
Prepaid expenses and other					(403)	(14,565)
Other assets					2,603	486
Trade accounts payable					(3,616)	(8,061)
Accrued liabilities					810	(15,240)
Non current liabilities					(8,875)	(5,225)
Net cash provided by (used for) operating activities					20,595	10,000
INVESTING ACTIVITIES:
Proceeds from sales of marketable securities					2,781	4,301
Purchases of marketable securities					(2,521)	(3,257)
Capital expenditures					(10,347)	(15,266)
Proceeds from sale of building, net of transaction costs					3,257	0
Net cash provided by (used for) investing activities					(6,830)	(14,222)
FINANCING ACTIVITIES:
Proceeds from the issuance of common stock					0	364
Purchases of treasury stock					0	(9,945)
Borrowings / (Repayments) of debt					(21,821)	(45,495)
Payment to former owners of montratec					0	(6,711)
Fees paid for debt repricing					(577)	(169)
Cash inflows from hedging activities					17,419	17,753
Cash outflows from hedging activities					(18,720)	(17,360)
Payment of dividends					(6,025)	(6,039)
Other					(796)	(1,897)
Net cash provided by (used for) financing activities					(30,520)	(69,499)
Effect of exchange rate changes on cash and cash equivalents					(1,444)	819
Net change in cash and cash equivalents					(18,199)	(72,902)
Cash, cash equivalents, and restricted cash at beginning of year		$ 53,933		$ 114,376	53,933	114,376	$ 114,376
Cash, cash equivalents, and restricted cash at end of period	35,734		41,474		35,734	41,474	$ 53,933
Supplementary cash flow data:
Interest paid					23,977	22,511
Income taxes paid, net of refunds					14,666	16,752
Property, plant and equipment purchases included in trade accounts payable					146	73
Restricted cash presented in Other assets	$ 250		$ 250		$ 250	$ 250