Cover
Cover | Aug. 06, 2020 |
Cover [Abstract] | |
Document Type | 8-K |
Document Period End Date | Aug. 6, 2020 |
Entity Registrant Name | SOUTHWEST GAS HOLDINGS, INC. |
Entity File Number | 001-37976 |
Entity Incorporation, State or Country Code | DE |
Entity Tax Identification Number | 81-3881866 |
Entity Address, Address Line One | 5241 Spring Mountain Road |
Entity Address, Address Line Two | Post Office Box 98510 |
Entity Address, City or Town | Las Vegas |
Entity Address, State or Province | NV |
Entity Address, Postal Zip Code | 89193-8510 |
City Area Code | 702 |
Local Phone Number | 876‑7237 |
Title of 12(b) Security | Southwest Gas Holdings, Inc. Common Stock, $1 Par Value |
Trading Symbol | SWX |
Security Exchange Name | NYSE |
Written Communications | false |
Soliciting Material | false |
Pre-commencement Tender Offer | false |
Pre-commencement Issuer Tender Offer | false |
Entity Emerging Growth Company | false |
Entity Central Index Key | 0001692115 |
Amendment Flag | false |