| Submission | Nov. 05, 2024 |
| Submission [Line Items] | |
| Central Index Key | 0000827054 |
| Registrant Name | MICROCHIP TECHNOLOGY INC |
| Form Type | S-8 |
| Submission Type | S-8 |
| Fee Exhibit Type | EX-FILING FEES |
| Offerings | Nov. 05, 2024 USD ($) shares |
| Offering: 1 | |
| Offering: | |
| Fee Previously Paid | false |
| Other Rule | true |
| Security Type | Equity |
| Security Class Title | Common Stock (par value $0.001 per share) to be issued under the Microchip Technology Incorporated 2004 Equity Incentive Plan |
| Amount Registered | shares | 8,000,000 |
| Proposed Maximum Offering Price per Unit | 74.18 |
| Maximum Aggregate Offering Price | $ 593,440,000 |
| Fee Rate | 0.01531% |
| Amount of Registration Fee | $ 90,855.66 |
| Offering Note | Applies to Offering Lines 1 and 2: Pursuant to Rule 416(a) of the Securities Act of 1933, as amended, this Registration Statement shall also cover any additional shares of the Registrant's common stock that become issuable under the Microchip Technology Incorporated 1994 International Employee Stock Purchase Plan and 2004 Equity Incentive Plan, by reason of any stock dividend, stock split, recapitalization or other similar transaction effected without receipt of consideration that increases the number of the Registrant's outstanding shares of common stock. |
| Offering: 2 | |
| Offering: | |
| Fee Previously Paid | false |
| Other Rule | true |
| Security Type | Equity |
| Security Class Title | Common Stock (par value $0.001 per share) to be issued under the Microchip Technology Incorporated 1994 International Employee Stock Purchase Plan |
| Amount Registered | shares | 540,387 |
| Proposed Maximum Offering Price per Unit | 74.18 |
| Maximum Aggregate Offering Price | $ 40,085,907.66 |
| Fee Rate | 0.01531% |
| Amount of Registration Fee | $ 6,137.15 |
| Offering Note | Applies to Offering Lines 1 and 2: Pursuant to Rules 457(c) and 457(h) under the Securities Act, the proposed maximum offering per share is estimated solely for the purpose of calculating the registration fee and is based on the average of the high and low prices per common share of the Registrant as reported by The Nasdaq Stock Market on October 31, 2024, which date is within five business days prior to filing this Registration Statement. |
| Fees Summary | Nov. 05, 2024 USD ($) |
| Fees Summary [Line Items] | |
| Total Offering | $ 633,525,907.66 |
| Total Fee Amount | 96,992.81 |
| Total Offset Amount | 0 |
| Net Fee | $ 96,992.81 |
