Consolidated Condensed Statements of Shareholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock | Paid-in Capital | Retained Earnings | Accumulated Other Comprehensive Loss | Treasury Stock |
Balance at period start (in shares) at Dec. 31, 2021 | | | 31,299 | | | | |
Balance at period start at Dec. 31, 2021 | | $ 785,435 | $ 313 | $ 396,771 | $ 496,605 | $ (54,203) | $ (54,051) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | |
Common stock issued under employee plans | | 6,252 | | 2,232 | | | 4,020 |
Stock-based compensation | | 4,463 | | 4,463 | | | |
Dividends on common stock ($0.20 per share) | | (5,899) | | | (5,899) | | |
Comprehensive income: | | | | | | | |
Cash flow hedging gain, net | | | | | | 1,082 | |
Pension liability, net of income tax | | | | | | 521 | |
Foreign currency translation adjustments | | | | | | (163) | |
Net income (loss) | | | | | 14,975 | | |
Comprehensive income (loss) | | $ 16,415 | | | | | |
Accounting Standards Update [Extensible Enumeration] | | Accounting Standards Update 2020-06 | | | | | |
Balance at period end (in shares) at Mar. 31, 2022 | | | 31,299 | | | | |
Balance at period end at Mar. 31, 2022 | | $ 789,546 | $ 313 | 365,555 | 526,472 | (52,763) | (50,031) |
Balance at period end (Accounting Standards Update 2020-06) at Mar. 31, 2022 | [1] | (17,120) | | (37,911) | 20,791 | | |
Balance at period start (in shares) at Dec. 31, 2021 | | | 31,299 | | | | |
Balance at period start at Dec. 31, 2021 | | 785,435 | $ 313 | 396,771 | 496,605 | (54,203) | (54,051) |
Comprehensive income: | | | | | | | |
Cash flow hedging gain, net | | 10,577 | | | | | |
Pension liability, net of income tax | | 1,502 | | | | | |
Foreign currency translation adjustments | | (18,009) | | | | | |
Net income (loss) | | (107,166) | | | | | |
Comprehensive income (loss) | | (113,096) | | | | | |
Balance at period end (in shares) at Sep. 30, 2022 | | | 31,299 | | | | |
Balance at period end at Sep. 30, 2022 | | 716,337 | $ 313 | 407,095 | 392,144 | (60,133) | (23,082) |
Balance at period start (in shares) at Mar. 31, 2022 | | | 31,299 | | | | |
Balance at period start at Mar. 31, 2022 | | 789,546 | $ 313 | 365,555 | 526,472 | (52,763) | (50,031) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | |
Common stock issued under employee plans | | 1,244 | | 611 | | | 633 |
Stock-based compensation | | 5,755 | | 5,755 | | | |
Dividends on common stock ($0.20 per share) | | (6,092) | | | (6,092) | | |
Shares issued for the settlement of convertible notes | | 0 | | (25,890) | | | 25,890 |
Convertible note premium on extinguishment | | 103,125 | | 103,125 | | | |
Settlement of convertible notes hedge transactions | | 118,912 | | 118,912 | | | |
Settlement of warrants | | (96,758) | | (96,758) | | | |
Issuance of convertible notes hedge transactions, net of tax | | (142,128) | | (142,128) | | | |
Issuance of warrants | | 72,000 | | 72,000 | | | |
Comprehensive income: | | | | | | | |
Cash flow hedging gain, net | | | | | | 4,662 | |
Pension liability, net of income tax | | | | | | 490 | |
Foreign currency translation adjustments | | | | | | (9,497) | |
Net income (loss) | | | | | (168,291) | | |
Comprehensive income (loss) | | (172,636) | | | | | |
Balance at period end (in shares) at Jun. 30, 2022 | | | 31,299 | | | | |
Balance at period end at Jun. 30, 2022 | | 672,968 | $ 313 | 401,182 | 352,089 | (57,108) | (23,508) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | |
Common stock issued under employee plans | | 585 | | 159 | | | 426 |
Stock-based compensation | | 5,754 | | 5,754 | | | |
Dividends on common stock ($0.20 per share) | | (6,095) | | | (6,095) | | |
Comprehensive income: | | | | | | | |
Cash flow hedging gain, net | | 4,833 | | | | 4,833 | |
Pension liability, net of income tax | | 490 | | | | 490 | |
Foreign currency translation adjustments | | (8,348) | | | | (8,348) | |
Net income (loss) | | 46,150 | | | 46,150 | | |
Comprehensive income (loss) | | 43,125 | | | | | |
Balance at period end (in shares) at Sep. 30, 2022 | | | 31,299 | | | | |
Balance at period end at Sep. 30, 2022 | | 716,337 | $ 313 | 407,095 | 392,144 | (60,133) | (23,082) |
Balance at period start (in shares) at Dec. 31, 2022 | | | 31,299 | | | | |
Balance at period start at Dec. 31, 2022 | | 745,545 | $ 313 | 413,235 | 412,631 | (57,858) | (22,776) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | |
Common stock issued under employee plans | | 2,600 | | 556 | | | 2,044 |
Stock-based compensation | | 5,726 | | 5,726 | | | |
Dividends on common stock ($0.20 per share) | | (6,113) | | | (6,113) | | |
Comprehensive income: | | | | | | | |
Cash flow hedging gain, net | | | | | | 877 | |
Pension liability, net of income tax | | | | | | 403 | |
Foreign currency translation adjustments | | | | | | 1,596 | |
Net income (loss) | | | | | 1,819 | | |
Comprehensive income (loss) | | 4,695 | | | | | |
Balance at period end (in shares) at Mar. 31, 2023 | | | 31,299 | | | | |
Balance at period end at Mar. 31, 2023 | | 752,453 | $ 313 | 419,517 | 408,337 | (54,982) | (20,732) |
Balance at period start (in shares) at Dec. 31, 2022 | | | 31,299 | | | | |
Balance at period start at Dec. 31, 2022 | | 745,545 | $ 313 | 413,235 | 412,631 | (57,858) | (22,776) |
Comprehensive income: | | | | | | | |
Cash flow hedging gain, net | | 4,110 | | | | | |
Pension liability, net of income tax | | 1,210 | | | | | |
Foreign currency translation adjustments | | (1,421) | | | | | |
Net income (loss) | | 31,388 | | | | | |
Comprehensive income (loss) | | 35,287 | | | | | |
Balance at period end (in shares) at Sep. 30, 2023 | | | 31,299 | | | | |
Balance at period end at Sep. 30, 2023 | | 796,205 | $ 313 | 439,731 | 425,612 | (53,959) | (15,492) |
Balance at period start (in shares) at Mar. 31, 2023 | | | 31,299 | | | | |
Balance at period start at Mar. 31, 2023 | | 752,453 | $ 313 | 419,517 | 408,337 | (54,982) | (20,732) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | |
Common stock issued under employee plans | | 11,697 | | 6,841 | | | 4,856 |
Stock-based compensation | | 6,422 | | 6,422 | | | |
Dividends on common stock ($0.20 per share) | | (6,145) | | | (6,145) | | |
Comprehensive income: | | | | | | | |
Cash flow hedging gain, net | | | | | | 503 | |
Pension liability, net of income tax | | | | | | 403 | |
Foreign currency translation adjustments | | | | | | 1,129 | |
Net income (loss) | | | | | 13,732 | | |
Comprehensive income (loss) | | 15,767 | | | | | |
Balance at period end (in shares) at Jun. 30, 2023 | | | 31,299 | | | | |
Balance at period end at Jun. 30, 2023 | | 780,194 | $ 313 | 432,780 | 415,924 | (52,947) | (15,876) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | |
Common stock issued under employee plans | | 1,149 | | 765 | | | 384 |
Stock-based compensation | | 6,186 | | 6,186 | | | |
Dividends on common stock ($0.20 per share) | | (6,149) | | | (6,149) | | |
Comprehensive income: | | | | | | | |
Cash flow hedging gain, net | | 2,730 | | | | 2,730 | |
Pension liability, net of income tax | | 403 | | | | 403 | |
Foreign currency translation adjustments | | (4,145) | | | | (4,145) | |
Net income (loss) | | 15,837 | | | 15,837 | | |
Comprehensive income (loss) | | 14,825 | | | | | |
Balance at period end (in shares) at Sep. 30, 2023 | | | 31,299 | | | | |
Balance at period end at Sep. 30, 2023 | | $ 796,205 | $ 313 | $ 439,731 | $ 425,612 | $ (53,959) | $ (15,492) |
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[1] (1) We recorded the cumulative impact of adopting Accounting Standards Update (ASU) 2020-06, Debt—Debt with Conversion and Other Options (Subtopic 470-20) and Derivatives and Hedging—Contracts in Entity’s Own Equity (Subtopic 815-40): Accounting for Convertible Instruments and Contracts in an Entity’s Own Equity in 2022. | |