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Debt (Tables)
 9 Months Ended
Nov. 02, 2019
Debt Disclosure [Abstract]  
Schedule of long-term debt Unsecured senior debt, net of unamortized discounts and debt issuance costs, consisted of the following:
($000)November 2, 2019February 2, 2019November 3, 2018
6.38% Series A Senior Notes due 2018$—  $—  $84,997  
6.53% Series B Senior Notes due 202164,958  64,942  64,937  
3.375% Senior Notes due 2024247,820  247,498  247,391  
Total long-term debt  $312,778  $312,440  $397,325  
Less: current portion—  —  84,997  
Total due beyond one year$312,778  $312,440  $312,328  
Interest income and interest expense disclosure
The table below shows the components of interest expense and income for the three and nine month periods ended November 2, 2019 and November 3, 2018:

Three Months EndedNine Months Ended
($000)November 2, 2019November 3, 2018November 2, 2019November 3, 2018
Interest expense on long-term debt$3,284  $4,646  $9,850  $13,937  
Other interest expense216  233  756  768  
Capitalized interest(1,186) (700) (3,069) (1,832) 
Interest income(6,716) (7,132) (22,356) (17,722) 
Interest income, net$(4,402) $(2,953) $(14,819) $(4,849)