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v3.22.2.2

Debt - Additional Information (Details) |  |  | 1 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | ---
Jul. 26, 2021 USD ($) | Nov. 27, 2017 | Jan. 31, 2021 USD ($) $ / shares shares | Jul. 31, 2022 USD ($) $ / shares shares | Jan. 31, 2022 USD ($)
Convertible Senior Notes | 0.00% Convertible Senior Notes Due January 15, 2026 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Aggregate principal amount |  |  | $ 345,000,000.0 | $ 345,000,000 | $ 345,000,000
Debt instrument interest rate stated percentage |  |  | 0.00% |  |
Debt instrument due date |  |  | Jan. 15, 2026 |  |
Principal amount of notes used in conversion rate |  |  | $ 1,000 |  |
Conversion rate per $1,000 principal amount of notes | shares |  |  | 38.7962 |  |
Conversion price per share of common stock | $ / shares |  |  | $ 25.78 |  |
Debt instrument, effective interest rate |  |  |  | 0.56% |
Strike price | $ / shares |  |  |  | 25.80 |
Initial cap prices | $ / shares |  |  |  | 35.58 |
Common stock shares covered under capped call transactions | shares |  |  |  | 13,400,000 |
Cost of purchased capped calls |  |  |  | $ 27,800,000 |
Total debt outstanding with carrying amount |  |  |  | 338,406,000 | 337,463,000
Wells Fargo Bank | Secured Debt | November 2017 Facility |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument due date | Jul. 26, 2024 |  |  |  |
Wells Fargo Bank | Revolving Credit Facility | Secured Debt | November 2017 Facility |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, termination date |  | Nov. 27, 2017 |  |  |
Line of credit facility, maximum borrowing capacity | $ 65,000,000.0 |  |  |  |
Total debt outstanding with carrying amount |  |  |  | $ 30,000,000.0 | $ 30,000,000.0
Wells Fargo Bank | Letters of Credit | Secured Debt | November 2017 Facility |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, maximum borrowing capacity sublimit | $ 45,000,000.0 |  |  |  |
Minimum | Wells Fargo Bank | Revolving Credit Facility | Secured Debt | November 2017 Facility | London Interbank Offered Rate (LIBOR) |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, floating interest rate |  |  |  | 1.15% |
Maximum | Wells Fargo Bank | Revolving Credit Facility | Secured Debt | November 2017 Facility | London Interbank Offered Rate (LIBOR) |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, floating interest rate |  |  |  | 1.65% |

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- Definition The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4332-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4304-108586 + Details
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