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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2020
Income Tax Disclosure [Abstract]  
income before income taxes, by location [Table Text Block]
For financial reporting purposes, Loss before income taxes from continuing operations includes the following components:
Eight Months Ended August 31, Year Ended December 31,
(in thousands)202020192018
United States$(60,820)$(61,446)$(39,518)
Foreign— — — 
Total$(60,820)$(61,446)$(39,518)
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Eight Months Ended August 31,Year Ended December 31,
(in thousands)202020192018
Current income tax (benefit) expense
Federal$(14,316)$3,750 $(271)
State1,051 2,046 1,033 
Foreign— — — 
Total current(13,265)5,796 762 
Deferred income tax (benefit) expense
Federal(4,340)(10,978)(7,932)
State(175)830 (615)
Foreign— — 1,032 
Total deferred(4,515)(10,148)(7,515)
Total provision$(17,780)$(4,352)$(6,753)
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
Eight Months Ended August 31,Year Ended December 31,
(in thousands)202020192018
Tax at U.S. statutory rate on loss before income taxes$(12,772)$(12,904)$(8,299)
Change in valuation allowance(3,762)3,613 875 
State taxes656 2,446 (397)
Change in uncertain tax positions— 1,513 809 
True-ups— 249 (27)
CARES Act refund(5,406)— — 
Other3,504 731 286 
Total$(17,780)$(4,352)$(6,753)
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
(in thousands)December 31, 2020December 31, 2019
(Liquidation Basis)(Going Concern Basis)
Deferred tax assets:
Net operating loss carryforwards$3,345 $3,602 
Research and other tax credits1,448 1,448 
ASC 740-10 Reserve6,455 8,419 
Stock-based compensation2,513 1,758 
Accruals84 1,388 
Debt modifications6,030 7,189 
Capital loss carryforward2,947 1,213 
Other51 1,145 
Total deferred tax assets22,873 26,162 
Valuation allowance(21,105)(7,465)
Total deferred tax assets, net of valuation allowance1,768 18,697 
Deferred tax liabilities:
Debt modifications— (308)
Intangible assets(21,673)(19,649)
Other(16)(311)
Total deferred tax liabilities(21,689)(20,268)
Net deferred tax liabilities$(19,921)$(1,571)
Summary of Income Tax Contingencies [Table Text Block]
 December 31,
(in thousands)202020192018
Balance at the beginning of the year$84,213 $80,783 $79,179 
Increases related to tax positions from prior fiscal years— 3,927 1,604 
Increases related to tax positions taken during current fiscal year8,412 — — 
Decreases related to tax positions from prior fiscal years(6,867)(497)— 
Balance at the end of the year$85,758 $84,213 $80,783