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CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical) (Unaudited) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Mar. 31, 2023
Dec. 31, 2022
Mar. 31, 2022
Mar. 31, 2023
Mar. 31, 2022
Statement of Stockholders' Equity [Abstract]          
Foreign currency translation adjustments, taxes $ 0   $ 0 $ 0 $ 0
Dividends declared, cash paid per share $ 0.015 $ 0.015   $ 0.030  
Amortization of accumulated other comprehensive gain into net periodic benefit cost, taxes $ 0   $ 0 $ 0 $ 0