Stockholders' Deficit	12 Months Ended
Jan. 31, 2021
Equity [Abstract]
Stockholders' Deficit	Stockholders’ Deficit Common Stock Initial Public Offering On June 18, 2019, the Company closed its initial public offering (“IPO”), in which it issued and sold 5,600,000 shares of its Class A common stock. The price at IPO was $22.00 per share. The Company received net proceeds of approximately $110.3 million from the IPO after deducting underwriting discounts and commissions of $6.2 million and offering costs. Prior to the completion of the IPO, the Company amended and restated its certificate of incorporation to authorize Class A and Class B common stock and reclassify the 100 outstanding shares of common stock into 393,000,000 shares of Class B common stock. In connection with the IPO, 47,875,000 shares of the Company’s Class B common stock were reclassified into shares of Class A common stock on a one-to-one basis. Upon completion of the IPO, 53,475,000 shares of the Company’s Class A common stock and 345,125,000 shares of Class B common stock were outstanding. The Class A common stock outstanding includes the shares issued in the IPO. 2020 Equity Offering On September 21, 2020, the Company issued and sold 5,100,000 shares of Class A common stock in an underwritten public offering at a price of $54.40 per share to Morgan Stanley & Co. LLC, who acted as sole underwriter in the offering. The Company had granted the underwriter an option to purchase up to an additional 765,000 shares of Class A common stock at a price of $54.40 per share (“Option Shares”), which was exercised on September 30, 2020. The Company raised $318.4 million in net proceeds through the equity offering (including proceeds from the sale of the Option Shares) after deducting offering costs of approximately $0.6 million. Voting Rights Holders of the Company’s Class A and Class B common stock are entitled to vote together as a single class on all matters submitted to a vote or for the consent of the stockholders of the Company, unless otherwise required by law or the Company’s amended and restated certificate of incorporation. Holders of Class A common stock are entitled to one vote per share and holders of Class B common stock are entitled to ten votes per share. Dividends Subject to the preferences applicable to any series of preferred stock, if any, outstanding, holders of Class A and Class B common stock are entitled to share equally, on a per share basis, in dividends and other distributions of cash, property or securities of the Company. Liquidation Subject to the preferences applicable to any series of preferred stock, if any, outstanding, in the event of the voluntary or involuntary liquidation, dissolution, distribution of assets or winding up of the Company, all assets of the Company available for distribution to common stockholders would be divided among and paid ratably to holders of Class A and Class B common stock. Conversion of Class B Common Stock Voluntary Conversion Each share of Class B common stock is convertible into one fully paid and nonassessable share of Class A common stock at the option of the holder thereof with the prior written consent of the Company. On December 20, 2019, a wholly-owned subsidiary of PetSmart, converted 6,352,546 shares of the Company’s Class B common stock into Class A common stock and sold such Class A common stock. Subsequently, on January 6, 2020, a wholly-owned subsidiary of PetSmart, converted 3,850,000 shares of the Company’s Class B common stock into Class A common stock and sold such Class A common stock. On May 8, 2020, Buddy Chester Sub LLC, a wholly-owned subsidiary of PetSmart, converted 17,584,098 shares of the Company’s Class B common stock into Class A common stock. On May 11, 2020, Buddy Chester Sub LLC entered into a variable forward purchase agreement to deliver up to 17,584,098 shares of the Company’s Class A common stock at the exchange date, which is expected to be May 16, 2023. The number of shares to be issued will be based on the trading price of the common stock at that time. Automatic Conversion All shares of Class B common stock shall automatically, without further action by any holder, be converted into an identical number of shares of fully paid and nonassessable Class A common stock (i) on the first trading day on or after the date on which the outstanding shares of Class B common stock constitute less than 7.5% of the aggregate number of shares of common stock then outstanding, or (ii) upon the occurrence of an event, specified by the affirmative vote (or written consent) of the holders of a majority of the then-outstanding shares of Class B common stock, voting as a separate class. In addition, each share of Class B common stock will convert automatically into one share of Class A common stock (i) upon the sale or transfer of such share of Class B common stock, except for certain transfers described in the Company’s amended and restated certificate of incorporation, including transfers to affiliates of the holder and another holder of Class B common stock, or (ii) if the holder is not an affiliate of any of the Sponsors. Preferred Stock Preferred stock may be issued from time to time by the Company for such consideration as may be fixed by the board of directors. Except as otherwise required by law, holders of any series of preferred stock shall be entitled to only such voting rights, if any, as shall expressly be granted by the Company’s amended and restated certificate of incorporation.

On June 18, 2019, the Company closed its initial public offering (“IPO”), in which it issued and sold 5,600,000 shares of its Class A common stock. The price at IPO was $22.00 per share. The Company received net proceeds of approximately $110.3 million from the IPO after deducting underwriting discounts and commissions of $6.2 million and offering costs.

Prior to the completion of the IPO, the Company amended and restated its certificate of incorporation to authorize Class A and Class B common stock and reclassify the 100 outstanding shares of common stock into 393,000,000 shares of Class B common stock. In connection with the IPO, 47,875,000 shares of the Company’s Class B common stock were reclassified into shares of Class A common stock on a one-to-one basis. Upon completion of the IPO, 53,475,000 shares of the Company’s Class A common stock and 345,125,000 shares of Class B common stock were outstanding. The Class A common stock outstanding includes the shares issued in the IPO.

On September 21, 2020, the Company issued and sold 5,100,000 shares of Class A common stock in an underwritten public offering at a price of $54.40 per share to Morgan Stanley & Co. LLC, who acted as sole underwriter in the offering. The Company had granted the underwriter an option to purchase up to an additional 765,000 shares of Class A common stock at a price of $54.40 per share (“Option Shares”), which was exercised on September 30, 2020. The Company raised $318.4 million in net proceeds through the equity offering (including proceeds from the sale of the Option Shares) after deducting offering costs of approximately $0.6 million.

Holders of the Company’s Class A and Class B common stock are entitled to vote together as a single class on all matters submitted to a vote or for the consent of the stockholders of the Company, unless otherwise required by law or the Company’s amended and restated certificate of incorporation. Holders of Class A common stock are entitled to one vote per share and holders of Class B common stock are entitled to ten votes per share.

Subject to the preferences applicable to any series of preferred stock, if any, outstanding, holders of Class A and Class B common stock are entitled to share equally, on a per share basis, in dividends and other distributions of cash, property or securities of the Company.

Subject to the preferences applicable to any series of preferred stock, if any, outstanding, in the event of the voluntary or involuntary liquidation, dissolution, distribution of assets or winding up of the Company, all assets of the Company available for distribution to common stockholders would be divided among and paid ratably to holders of Class A and Class B common stock.

Each share of Class B common stock is convertible into one fully paid and nonassessable share of Class A common stock at the option of the holder thereof with the prior written consent of the Company.

On December 20, 2019, a wholly-owned subsidiary of PetSmart, converted 6,352,546 shares of the Company’s Class B common stock into Class A common stock and sold such Class A common stock. Subsequently, on January 6, 2020, a wholly-owned subsidiary of PetSmart, converted 3,850,000 shares of the Company’s Class B common stock into Class A common stock and sold such Class A common stock.

On May 8, 2020, Buddy Chester Sub LLC, a wholly-owned subsidiary of PetSmart, converted 17,584,098 shares of the Company’s Class B common stock into Class A common stock. On May 11, 2020, Buddy Chester Sub LLC entered into a variable forward purchase agreement to deliver up to 17,584,098 shares of the Company’s Class A common stock at the exchange date, which is expected to be May 16, 2023. The number of shares to be issued will be based on the trading price of the common stock at that time.

All shares of Class B common stock shall automatically, without further action by any holder, be converted into an identical number of shares of fully paid and nonassessable Class A common stock (i) on the first trading day on or after the date on which the outstanding shares of Class B common stock constitute less than 7.5% of the aggregate number of shares of common stock then outstanding, or (ii) upon the occurrence of an event, specified by the affirmative vote (or written consent) of the holders of a majority of the then-outstanding shares of Class B common stock, voting as a separate class.

In addition, each share of Class B common stock will convert automatically into one share of Class A common stock (i) upon the sale or transfer of such share of Class B common stock, except for certain transfers described in the Company’s amended and restated certificate of incorporation, including transfers to affiliates of the holder and another holder of Class B common stock, or (ii) if the holder is not an affiliate of any of the Sponsors.

Preferred stock may be issued from time to time by the Company for such consideration as may be fixed by the board of directors. Except as otherwise required by law, holders of any series of preferred stock shall be entitled to only such voting rights, if any, as shall expressly be granted by the Company’s amended and restated certificate of incorporation.