v3.26.1
CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
$ in Thousands
Total Viskase stockholders' equity
Previously reported
Total Viskase stockholders' equity
Common stock
Previously reported
Common stock
Adjustment
Common stock
Paid in capital
Previously reported
Paid in capital
Adjustment
Paid in capital
Treasury stock
Previously reported
Treasury stock
Adjustment
Retained earnings
Previously reported
Retained earnings
Accumulated other comprehensive loss
Previously reported
Accumulated other comprehensive loss
Noncontrolling Interest
Previously reported
Noncontrolling Interest
Previously reported
Total
Beginning balance (in shares) at Dec. 31, 2024     103,190,665 (98,122,166) 5,068,499                          
Beginning balance at Dec. 31, 2024 $ 171,309 $ 171,309 $ 1,040 $ (989) $ 51 $ 182,343 $ 691 $ 183,034 $ (298) $ 298 $ 53,610 $ 53,610 $ (65,386) $ (65,386) $ (1,321) $ (1,321) $ 169,988 $ 169,988
Increase (Decrease) in Stockholders' Equity [Roll Forward]                                    
Net (loss)   (13,585)                   (13,585)       (9)   (13,594)
Foreign currency translation adjustment   2,157                       2,157       2,157
Pension liability adjustment, net of tax   99                       99       99
Private placement of common stock (in shares)         350,841                          
Private placement of common stock   15,000     $ 4     14,996                   15,000
Ending balance (in shares) at Mar. 31, 2025         5,419,340                          
Ending balance at Mar. 31, 2025   174,980     $ 55     198,030       40,025   (63,130)   (1,330)   173,650
Beginning balance (in shares) at Dec. 31, 2024     103,190,665 (98,122,166) 5,068,499                          
Beginning balance at Dec. 31, 2024 171,309 171,309 $ 1,040 $ (989) $ 51 182,343 691 183,034 (298) 298 53,610 53,610 (65,386) (65,386) (1,321) (1,321) 169,988 169,988
Increase (Decrease) in Stockholders' Equity [Roll Forward]                                    
Net (loss)                                   (33,852)
Foreign currency translation adjustment                                   7,394
Pension liability adjustment, net of tax                                   1,286
Net (loss) income                                   (33,831)
Ending balance (in shares) at Jun. 30, 2025         5,419,340                          
Ending balance at Jun. 30, 2025   161,160     $ 55     198,030       19,781   (56,706)   (1,342)   159,816
Beginning balance (in shares) at Mar. 31, 2025         5,419,340                          
Beginning balance at Mar. 31, 2025   174,980     $ 55     198,030       40,025   (63,130)   (1,330)   173,650
Increase (Decrease) in Stockholders' Equity [Roll Forward]                                    
Net (loss)   (20,244)                   (20,244)       (12)   (20,258)
Foreign currency translation adjustment   5,237                       5,237       5,237
Pension liability adjustment, net of tax   1,187                       1,187       1,187
Net (loss) income                                   (20,246)
Ending balance (in shares) at Jun. 30, 2025         5,419,340                          
Ending balance at Jun. 30, 2025   161,160     $ 55     198,030       19,781   (56,706)   (1,342)   $ 159,816
Beginning balance (in shares) at Dec. 31, 2025                                   0
Mezzanine Equity Series C Preferred Stock                                    
Equity consideration issued for acquisition (Note 2) (in shares)                                   384
Equity consideration issued for acquisition (Note 2)                                   $ 433
Ending balance (in shares) at Mar. 31, 2026                                   384
Ending balance at Mar. 31, 2026                                   $ 433
Beginning balance (in shares) at Dec. 31, 2025     134,617,157 (128,005,058) 6,612,099                         6,651,652
Beginning balance at Dec. 31, 2025 145,843 145,843 $ 1,346 $ (1,280) $ 66 212,037 982 213,019 298 298 (11,881) (11,881) (55,361) (55,361) (1,483) (1,483) 144,360 $ 144,360
Increase (Decrease) in Stockholders' Equity [Roll Forward]                                    
Net (loss)   (6,689)                   (6,689)       (33)   (6,722)
Foreign currency translation adjustment   (1,800)                       (1,800)       (1,800)
Pension liability adjustment, net of tax   (170)                       (170)       (170)
Private placement of common stock (in shares)         1,270,288                          
Private placement of common stock   15,000     $ 13     14,987                   15,000
Equity consideration issued for acquisition (Note 2) (in shares)         6,449,233                          
Equity consideration issued for acquisition (Note 2)   40,016     $ 64     39,952                   40,016
Ending balance (in shares) at Mar. 31, 2026         14,331,620                          
Ending balance at Mar. 31, 2026   192,200     $ 143     267,958       (18,570)   (57,331)   (1,516)   $ 190,684
Beginning balance (in shares) at Dec. 31, 2025                                   0
Ending balance (in shares) at Jun. 30, 2026                                   384
Ending balance at Jun. 30, 2026                                   $ 433
Beginning balance (in shares) at Dec. 31, 2025     134,617,157 (128,005,058) 6,612,099                         6,651,652
Beginning balance at Dec. 31, 2025 $ 145,843 145,843 $ 1,346 $ (1,280) $ 66 $ 212,037 $ 982 213,019 $ 298 $ 298 $ (11,881) (11,881) $ (55,361) (55,361) $ (1,483) (1,483) $ 144,360 $ 144,360
Increase (Decrease) in Stockholders' Equity [Roll Forward]                                    
Net (loss)                                   (11,855)
Foreign currency translation adjustment                                   (1,916)
Pension liability adjustment, net of tax                                   (393)
Net (loss) income                                   $ (11,751)
Ending balance (in shares) at Jun. 30, 2026         14,331,620                         14,371,173
Ending balance at Jun. 30, 2026   186,799     $ 143     267,958       (23,632)   (57,670)   (1,587)   $ 185,213
Beginning balance (in shares) at Mar. 31, 2026                                   384
Beginning balance at Mar. 31, 2026                                   $ 433
Ending balance (in shares) at Jun. 30, 2026                                   384
Ending balance at Jun. 30, 2026                                   $ 433
Beginning balance (in shares) at Mar. 31, 2026         14,331,620                          
Beginning balance at Mar. 31, 2026   192,200     $ 143     267,958       (18,570)   (57,331)   (1,516)   190,684
Increase (Decrease) in Stockholders' Equity [Roll Forward]                                    
Net (loss)   (5,062)                   (5,062)       (71)   (5,133)
Foreign currency translation adjustment   (116)                       (116)       (116)
Pension liability adjustment, net of tax   (223)                       (223)       (223)
Net (loss) income                                   $ (5,062)
Ending balance (in shares) at Jun. 30, 2026         14,331,620                         14,371,173
Ending balance at Jun. 30, 2026   $ 186,799     $ 143     $ 267,958       $ (23,632)   $ (57,670)   $ (1,587)   $ 185,213