XML 33 R22.htm IDEA: XBRL DOCUMENT v3.21.2
CONVERTIBLE DEBT (Tables)
 9 Months Ended
Oct. 01, 2021
Debt Disclosure [Abstract]  
Schedule of Carrying Values and Estimated Fair Values of Debt Instruments The following table presents the components of the 2022 Notes:
As of
(in thousands, except for years and percentages)October 1, 2021December 31, 2020
Liability component:
Principal amount$37,707 $37,707 
Less: Debt discount, net of amortization(849)(1,357)
Less: Debt issuance costs, net of amortization(266)(425)
Carrying amount$36,592 $35,925 
Remaining debt discount amortization period (years)1.21.9
Effective interest rate on liability component6.95 %6.95 %
The following table presents the components of the 2024 Notes:
As of
(in thousands, except for years and percentages)October 1, 2021December 31, 2020
Liability component:
Principal amount$115,500 $115,500 
Less: Debt discount, net of amortization(15,789)(19,294)
Less: Debt issuance costs, net of amortization(2,148)(2,624)
Carrying amount$97,563 $93,582 
Remaining debt discount amortization period (years)2.93.7
Effective interest rate on liability component7.95 %7.95 %
Schedule of Convertible Debt Interest The following table presents interest expense recognized for the 2022 Notes:
Three Months EndedNine Months Ended
(in thousands)October 1, 2021September 25, 2020October 1, 2021September 25, 2020
Contractual interest expense$412 $412 $1,236 $540 
Amortization of debt discount171 161 508 210 
Amortization of debt issuance costs54 50 159 65 
Total interest expense recognized$637 $623 $1,903 $815 
The following table presents interest expense recognized for the 2024 Notes:
Three Months EndedNine Months Ended
(in thousands)October 1, 2021September 25, 2020October 1, 2021September 25, 2020
Contractual interest expense$578 $578 $1,734 $1,734 
Amortization of debt discount1,193 1,102 3,505 3,237 
Amortization of debt issuance costs162 153 476 443 
Total interest expense recognized$1,933 $1,833 $5,715 $5,414