Borrowing Arrangements (Tables)

3 Months Ended

Apr. 30, 2021

Debt Disclosure [Abstract]

Schedule of Fair Value of Market Price

Based on the quoted market prices, the approximate fair value of the notes as of April 30, 2021, were as follows:

	Aggregate Principal Amount		Fair value
2012 Notes	$	350.0	$	364.6
2015 Notes	300.0		335.7
2017 Notes	500.0		551.3
2020 Notes	500.0		522.3

Summary of Future Minimum Payments for Borrowings

The expected future principal payments for all borrowings as of April 30, 2021, is as follows (in millions):

Fiscal year ending
2022 (remainder)	$	—
2023	350.0
2024	—
2025	—
2026	300.0
Thereafter	1,000.0
Total principal outstanding	$	1,650.0