v3.26.1
Basis of Presentation - Revision of Statements of Operations (Details)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 01, 2026
Jun. 30, 2026
USD ($)
$ / shares
shares
Mar. 31, 2026
USD ($)
Jun. 30, 2025
USD ($)
$ / shares
shares
Mar. 31, 2025
USD ($)
Jun. 30, 2026
USD ($)
$ / shares
shares
Jun. 30, 2025
USD ($)
$ / shares
shares
Error Corrections and Prior Period Adjustments Restatement [Line Items]              
Disposal groups, exchange ratio 0.3333            
Revenues from continuing operations:              
Total revenues   $ 187,342   $ 315,972   $ 511,390 $ 629,025
Costs and expenses from continuing operations:              
Selling, general and administrative expenses   49,062   53,773   101,430 105,844
Research and development expenses   654   775   1,072 1,309
Property, plant and equipment impairment charge   0   7,386   0 7,386
Other expense (income), net   36,484   2,379   38,180 6,590
Total costs and expenses   431,765   347,555   761,698 655,560
Operating income (loss) from continuing operations   (244,423)   (31,583)   (250,308) (26,535)
Interest income   580   414   1,038 868
Interest expense   (8,239)   (8,739)   (16,766) (17,445)
Facility fees and debt-related income (expense)   (318)   (154)   (538) (570)
Defined benefit pension income (expense)   (3,918)   (5,555)   (7,854) (10,756)
Income (loss) from continuing operations before income taxes and equity in income   (256,318)   (45,617)   (274,428) (54,438)
Income tax benefit (expense) from continuing operations   (40,548)   905   (45,694) 4,325
Equity in income (loss) of unconsolidated entities, net   50   44   73 72
Income (loss) from continuing operations, net of tax   (298,301)   (45,726)   (322,661) (52,300)
Income (loss) from continuing operations   (296,816)   (44,668)   (320,049) (50,041)
Income (loss) from discontinued operations   (91,927)   2,182   (108,172) 4,753
Income tax benefit (expense) from discontinued operations   (5,767)   (4,269)   24,173 (9,278)
Income (loss) from discontinued operations, net of tax   (97,694)   (2,087)   (83,999) (4,525)
Net income (loss)   (394,510) $ (9,538) (46,755) $ (7,812) (404,048) (54,566)
Less: Net loss (income) attributable to noncontrolling interests   (1,485)   (1,058)   (2,612) (2,259)
Net income (loss) attributable to Enviri Corporation   $ (395,995)   $ (47,813)   $ (406,660) $ (56,825)
Weighted-average shares of common stock outstanding (in shares) | shares [1]   27,877   26,876   27,655 26,827
Basic earnings (loss) per common share attributable to Enviri Corporation common stockholders:              
Continuing operations (in dollars per share) | $ / shares   $ (10.70)   $ (1.70)   $ (11.67) $ (1.95)
Discontinued operations (in dollars per share) | $ / shares   (3.50)   (0.08)   (3.04) (0.17)
Basic earnings (loss) per share attributable to Enviri Corporation common stockholders (in dollars per share) | $ / shares [2]   $ (14.21)   $ (1.78)   $ (14.70) $ (2.12)
Diluted weighted-average shares of common stock outstanding (in shares) | shares   27,877   26,876   27,655 26,827
Diluted earnings (loss) per common share attributable to Enviri Corporation common stockholders:              
Continuing operations (in dollars per share) | $ / shares   $ (10.70)   $ (1.70)   $ (11.67) $ (1.95)
Discontinued operations (in dollars per share) | $ / shares   (3.50)   (0.08)   (3.04) (0.17)
Diluted earnings (loss) per share attributable to Enviri Corporation common stockholders (in dollars per share) | $ / shares [2]   $ (14.21)   $ (1.78)   $ (14.70) $ (2.12)
As Previously Reported              
Revenues from continuing operations:              
Total revenues       $ 562,254     $ 1,110,538
Costs and expenses from continuing operations:              
Selling, general and administrative expenses       95,503     184,611
Research and development expenses       995     1,462
Property, plant and equipment impairment charge       7,386     7,386
Other expense (income), net       2,411     6,702
Total costs and expenses       569,445     1,087,074
Operating income (loss) from continuing operations       (7,191)     23,464
Interest income       470     924
Interest expense       (27,600)     (54,174)
Facility fees and debt-related income (expense)       (2,619)     (5,231)
Defined benefit pension income (expense)       (5,387)     (10,420)
Income (loss) from continuing operations before income taxes and equity in income       (42,327)     (45,437)
Income tax benefit (expense) from continuing operations       (3,609)     (11,555)
Equity in income (loss) of unconsolidated entities, net       44     72
Income (loss) from continuing operations, net of tax       (46,950)     (59,179)
Income (loss) from continuing operations       (45,892)     (56,920)
Income (loss) from discontinued operations       (889)     (2,468)
Income tax benefit (expense) from discontinued operations       232     644
Income (loss) from discontinued operations, net of tax       (657)     (1,824)
Net income (loss)       (46,549) $ (12,195)   (58,744)
Less: Net loss (income) attributable to noncontrolling interests       (1,058)     (2,259)
Net income (loss) attributable to Enviri Corporation       $ (47,607)     $ (61,003)
Weighted-average shares of common stock outstanding (in shares) | shares       26,876     26,827
Basic earnings (loss) per common share attributable to Enviri Corporation common stockholders:              
Continuing operations (in dollars per share) | $ / shares       $ (1.75)     $ (2.21)
Discontinued operations (in dollars per share) | $ / shares       (0.02)     (0.07)
Basic earnings (loss) per share attributable to Enviri Corporation common stockholders (in dollars per share) | $ / shares       $ (1.77)     (2.27)
Diluted weighted-average shares of common stock outstanding (in shares) | shares       26,876      
Diluted earnings (loss) per common share attributable to Enviri Corporation common stockholders:              
Continuing operations (in dollars per share) | $ / shares       $ (1.75)     (2.21)
Discontinued operations (in dollars per share) | $ / shares       (0.02)     (0.07)
Diluted earnings (loss) per share attributable to Enviri Corporation common stockholders (in dollars per share) | $ / shares       $ (1.77)     $ (2.27)
Revision Adjustment              
Revenues from continuing operations:              
Total revenues       $ (51)     $ (427)
Costs and expenses from continuing operations:              
Selling, general and administrative expenses       0     0
Research and development expenses       0     0
Property, plant and equipment impairment charge       0     0
Other expense (income), net       0     0
Total costs and expenses       0     1,017
Operating income (loss) from continuing operations       (51)     (1,444)
Interest income       0     0
Interest expense       0     0
Facility fees and debt-related income (expense)       0     0
Defined benefit pension income (expense)       (168)     (336)
Income (loss) from continuing operations before income taxes and equity in income       (219)     (1,780)
Income tax benefit (expense) from continuing operations       13     5,958
Equity in income (loss) of unconsolidated entities, net       0     0
Income (loss) from continuing operations, net of tax       (206)     4,178
Income (loss) from continuing operations       (206)     4,178
Income (loss) from discontinued operations       0     0
Income tax benefit (expense) from discontinued operations       0     0
Income (loss) from discontinued operations, net of tax       0     0
Net income (loss)       (206)     4,178
Less: Net loss (income) attributable to noncontrolling interests       0     0
Net income (loss) attributable to Enviri Corporation       $ (206)     $ 4,178
Weighted-average shares of common stock outstanding (in shares) | shares       26,876     26,827
Basic earnings (loss) per common share attributable to Enviri Corporation common stockholders:              
Continuing operations (in dollars per share) | $ / shares       $ (0.01)     $ 0.16
Discontinued operations (in dollars per share) | $ / shares       0     0
Basic earnings (loss) per share attributable to Enviri Corporation common stockholders (in dollars per share) | $ / shares       $ (0.01)     0.16
Diluted weighted-average shares of common stock outstanding (in shares) | shares       26,876      
Diluted earnings (loss) per common share attributable to Enviri Corporation common stockholders:              
Continuing operations (in dollars per share) | $ / shares       $ (0.01)     0.16
Discontinued operations (in dollars per share) | $ / shares       0     0
Diluted earnings (loss) per share attributable to Enviri Corporation common stockholders (in dollars per share) | $ / shares       $ (0.01)     $ 0.16
Reclassification for Discontinued Operations              
Revenues from continuing operations:              
Total revenues       $ (246,231)     $ (481,086)
Costs and expenses from continuing operations:              
Selling, general and administrative expenses       (41,730)     (78,767)
Research and development expenses       (220)     (153)
Property, plant and equipment impairment charge       0     0
Other expense (income), net       (32)     (112)
Total costs and expenses       (221,890)     (432,531)
Operating income (loss) from continuing operations       (24,341)     (48,555)
Interest income       (56)     (56)
Interest expense       18,861     36,729
Facility fees and debt-related income (expense)       2,465     4,661
Defined benefit pension income (expense)       0     0
Income (loss) from continuing operations before income taxes and equity in income       (3,071)     (7,221)
Income tax benefit (expense) from continuing operations       4,501     9,922
Equity in income (loss) of unconsolidated entities, net       0     0
Income (loss) from continuing operations, net of tax       1,430     2,701
Income (loss) from continuing operations       1,430     2,701
Income (loss) from discontinued operations       3,071     7,221
Income tax benefit (expense) from discontinued operations       (4,501)     (9,922)
Income (loss) from discontinued operations, net of tax       (1,430)     (2,701)
Net income (loss)       0     0
Less: Net loss (income) attributable to noncontrolling interests       0     0
Net income (loss) attributable to Enviri Corporation       $ 0     $ 0
Weighted-average shares of common stock outstanding (in shares) | shares       26,876     26,827
Basic earnings (loss) per common share attributable to Enviri Corporation common stockholders:              
Continuing operations (in dollars per share) | $ / shares       $ 0.05     $ 0.10
Discontinued operations (in dollars per share) | $ / shares       (0.05)     (0.10)
Basic earnings (loss) per share attributable to Enviri Corporation common stockholders (in dollars per share) | $ / shares       $ 0     0
Diluted weighted-average shares of common stock outstanding (in shares) | shares       26,876      
Diluted earnings (loss) per common share attributable to Enviri Corporation common stockholders:              
Continuing operations (in dollars per share) | $ / shares       $ 0.05     0.10
Discontinued operations (in dollars per share) | $ / shares       (0.05)     (0.10)
Diluted earnings (loss) per share attributable to Enviri Corporation common stockholders (in dollars per share) | $ / shares       $ 0     $ 0
Service              
Revenues from continuing operations:              
Total revenues   $ 257,856   $ 258,959   $ 516,126 $ 500,568
Costs and expenses from continuing operations:              
Cost of services and products sold   214,536   214,903   427,723 413,714
Service | As Previously Reported              
Revenues from continuing operations:              
Total revenues       505,241     982,081
Costs and expenses from continuing operations:              
Cost of services and products sold       394,811     767,213
Service | Revision Adjustment              
Revenues from continuing operations:              
Total revenues       (51)     (427)
Costs and expenses from continuing operations:              
Cost of services and products sold       0     0
Service | Reclassification for Discontinued Operations              
Revenues from continuing operations:              
Total revenues       (246,231)     (481,086)
Costs and expenses from continuing operations:              
Cost of services and products sold       (179,908)     (353,499)
Product              
Revenues from continuing operations:              
Total revenues   65,985   57,013   131,763 128,457
Costs and expenses from continuing operations:              
Cost of services and products sold   $ 60,139   68,339   $ 122,403 120,717
Product | As Previously Reported              
Revenues from continuing operations:              
Total revenues       57,013     128,457
Costs and expenses from continuing operations:              
Cost of services and products sold       68,339     119,700
Product | Revision Adjustment              
Revenues from continuing operations:              
Total revenues       0     0
Costs and expenses from continuing operations:              
Cost of services and products sold       0     1,017
Product | Reclassification for Discontinued Operations              
Revenues from continuing operations:              
Total revenues       0     0
Costs and expenses from continuing operations:              
Cost of services and products sold       $ 0     $ 0
[1] Weighted-average shares outstanding and earnings per share amounts for periods prior to the completion of the Transactions have been retrospectively adjusted to reflect the impact of the Transactions on the Company's capital structure.
[2] Earnings (loss) per share attributable to Enviri Corporation common stockholders is calculated based on actual amounts. As a result, these per share amounts may not total due to rounding.