CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT) - USD ($) shares in Thousands, $ in Millions | Common Stock | Additional Paid-in Capital | Accumulated Deficit | Total |
Balance at beginning of period at Dec. 31, 2019 | $ 36.4 | $ 4,382 | $ (4,380.7) | $ 37.7 |
Balance at beginning of period (in shares) at Dec. 31, 2019 | 5,355 | | | |
Net (loss) income | | | (11.7) | (11.7) |
Activity related to stock plan | | 3 | | 3 |
Activity related to stock plan (in shares) | 20 | | | |
Balance at end of period at Mar. 31, 2020 | $ 36.4 | 4,385 | (4,392.4) | $ 29 |
Balance at end of period (in shares) at Mar. 31, 2020 | 5,375 | | | |
Financial Designation, Predecessor and Successor [Fixed List] | | | | Predecessor |
Balance at beginning of period at Dec. 31, 2019 | $ 36.4 | 4,382 | (4,380.7) | $ 37.7 |
Balance at beginning of period (in shares) at Dec. 31, 2019 | 5,355 | | | |
Net (loss) income | | | | (62.4) |
Balance at end of period at Jun. 30, 2020 | $ 36.4 | 4,388.6 | (4,443.1) | $ (18.1) |
Balance at end of period (in shares) at Jun. 30, 2020 | 5,381 | | | |
Financial Designation, Predecessor and Successor [Fixed List] | | | | Predecessor |
Balance at beginning of period at Mar. 31, 2020 | $ 36.4 | 4,385 | (4,392.4) | $ 29 |
Balance at beginning of period (in shares) at Mar. 31, 2020 | 5,375 | | | |
Net (loss) income | | | (50.7) | (50.7) |
Activity related to stock plan | | 3.6 | | 3.6 |
Activity related to stock plan (in shares) | 6 | | | |
Balance at end of period at Jun. 30, 2020 | $ 36.4 | 4,388.6 | (4,443.1) | (18.1) |
Balance at end of period (in shares) at Jun. 30, 2020 | 5,381 | | | |
Net (loss) income | | | (68.7) | (68.7) |
Activity related to stock plan | | 2.8 | | 2.8 |
Balance at end of period at Sep. 30, 2020 | $ 36.4 | 4,391.4 | (4,511.8) | (84) |
Balance at end of period (in shares) at Sep. 30, 2020 | 5,381 | | | |
Net (loss) income | | | 106.7 | 106.7 |
Activity related to stock plan | | 16.5 | | 16.5 |
Activity related to stock plan (in shares) | 75 | | | |
Balance at end of period before Cancellation of Predecessor Equity at Nov. 19, 2020 | $ 36.4 | 4,407.9 | (4,405.1) | 39.2 |
Balance at end of period before Cancellation of Predecessor Equity(in shares) at Nov. 19, 2020 | 5,456 | | | |
Balance at end of period After Cancellation Of Predecessor Equity at Nov. 19, 2020 | | | | |
Balance at end of period at Nov. 19, 2020 | $ 0.1 | 279.5 | | 279.6 |
Balance at end of period (in shares) at Nov. 19, 2020 | 13,990 | | | |
Cancelation of Predecessor Equity | $ (36.4) | (4,407.9) | 4,405.1 | (39.2) |
Cancelation of Predecessor Equity (in shares) | (5,456) | | | |
Balance at end of period After Cancellation Of Predecessor Equity (in shares) | | | | |
Issuance of Successor Common Stock | $ 0.1 | 279.5 | | 279.6 |
Issuance of Successor Common Stock (in shares) | 13,990 | | | |
Net (loss) income | | | (13.4) | (13.4) |
Activity related to stock plan | | 0.4 | | 0.4 |
Balance at end of period at Dec. 31, 2020 | $ 0.1 | 279.9 | (13.4) | 266.6 |
Balance at end of period (in shares) at Dec. 31, 2020 | 13,990 | | | |
Net (loss) income | | | (7.9) | (7.9) |
Activity related to stock plan | | 0.9 | | 0.9 |
Balance at end of period at Mar. 31, 2021 | $ 0.1 | 280.8 | (21.3) | $ 259.6 |
Balance at end of period (in shares) at Mar. 31, 2021 | 13,990 | | | |
Financial Designation, Predecessor and Successor [Fixed List] | | | | Successor |
Balance at beginning of period at Dec. 31, 2020 | $ 0.1 | 279.9 | (13.4) | $ 266.6 |
Balance at beginning of period (in shares) at Dec. 31, 2020 | 13,990 | | | |
Net (loss) income | | | | (10.5) |
Balance at end of period at Jun. 30, 2021 | $ 0.1 | 281.2 | (23.9) | $ 257.4 |
Balance at end of period (in shares) at Jun. 30, 2021 | 14,062 | | | |
Financial Designation, Predecessor and Successor [Fixed List] | | | | Successor |
Balance at beginning of period at Mar. 31, 2021 | $ 0.1 | 280.8 | (21.3) | $ 259.6 |
Balance at beginning of period (in shares) at Mar. 31, 2021 | 13,990 | | | |
Net (loss) income | | | (2.6) | (2.6) |
Activity related to stock plan | | 0.4 | | 0.4 |
Activity related to stock plan (in shares) | 72 | | | |
Balance at end of period at Jun. 30, 2021 | $ 0.1 | $ 281.2 | $ (23.9) | $ 257.4 |
Balance at end of period (in shares) at Jun. 30, 2021 | 14,062 | | | |