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Fair Value of Financial Instruments Fair Value Disclosures (Tables)
 3 Months Ended
May 02, 2020
Fair Value Disclosures [Abstract]  
Fair Value Measurements of Investments
The following table details the fair value measurements of the Company's investments as of May 2, 2020 and February 1, 2020 (in thousands):
Level 1Level 2Level 3
May 2, 2020February 1, 2020May 2, 2020February 1, 2020May 2, 2020February 1, 2020
Cash equivalents(1)
$62  $27  $—  $2,198  $—  $—  
Short-term investments:
U.S. corporate debt securities—  —  249  3,435  —  —  
Commercial paper—  —  —  2,489  —  —  
Municipal securities—  —  —  1,594  —  —  
Non-U.S. corporate debt securities—  —  250  1,136  —  —  
U.S. asset-backed securities—  —  —  323  —  —  
Long-term investments:
U.S. corporate debt securities—  —  873  5,613  —  —  
U.S. asset-backed securities—  —  736  5,498  —  —  
Non-U.S. corporate debt securities—  —  662  2,409  —  —  
Other foreign securities—  —  —  810  —  —  
Non-U.S. asset-backed securities—  —  —  582  —  —  
(1) Cash equivalents include a money market fund that has a maturity of three months or less at the date of purchase. Due to its short maturity, the Company believes the carrying value approximates fair value.