v3.26.1
Related Party Transactions (Details)
 4 Months Ended
Jul. 06, 2026
shares
Jun. 23, 2026
$ / shares
shares
May 28, 2026
USD ($)
shares
Apr. 20, 2026
USD ($)
$ / shares
shares
Jun. 30, 2026
USD ($)
$ / shares
shares
Related Party Transactions (Details) [Line Items]          
Percentage of holding shares after initial public offering     25.00%    
Provided indirect interest amount | $         $ 165.45
Percentage of market adjustment   35.00%      
Working capital loans | $         0
Promissory Note [Member]          
Related Party Transactions (Details) [Line Items]          
Cover expenses | $         100,000
Borrowed amount | $         $ 81,683
Measurement Input, Share Price [Member]          
Related Party Transactions (Details) [Line Items]          
Valuation adjustment assumed   9.8      
Business Combination [Member]          
Related Party Transactions (Details) [Line Items]          
Business combination entity price (in Dollars per share) | $ / shares         $ 10
Sponsor [Member]          
Related Party Transactions (Details) [Line Items]          
Working capital loans | $         $ 1,500,000
Founders Shares [Member]          
Related Party Transactions (Details) [Line Items]          
Founder shares not subject to forfeiture (in Shares) | shares 1,000,000        
Indirect interest in founder shares (in Shares) | shares         50,000
Fair value of founder shares price per share (in Dollars per share) | $ / shares   $ 3.43      
Fair value of founder shares purchased (in Shares) | shares   200,000      
Founders Shares [Member] | Director [Member]          
Related Party Transactions (Details) [Line Items]          
Fair value of founder shares price per share (in Dollars per share) | $ / shares   $ 3.43      
Fair value of founder shares purchased (in Shares) | shares   860,035      
KingsRock Viking Acquisition II, LLC [Member]          
Related Party Transactions (Details) [Line Items]          
Provided indirect interest amount | $         $ 187
Indirect interest in founder shares (in Shares) | shares         50,739
Administrative fees | $         $ 30,000
Director [Member]          
Related Party Transactions (Details) [Line Items]          
Number of additional shares purchased (in Shares) | shares   50,739      
Over-Allotment Option [Member] | Founders Shares [Member]          
Related Party Transactions (Details) [Line Items]          
Founder shares not subject to forfeiture (in Shares) | shares     1,000,000    
Private Placement [Member]          
Related Party Transactions (Details) [Line Items]          
Purchased value provided indirect interest amount | $         $ 50,000
Private Placement [Member] | KingsRock Viking Acquisition II, LLC [Member]          
Related Party Transactions (Details) [Line Items]          
Indirect interest in founder shares (in Shares) | shares         5,000
Class B ordinary shares          
Related Party Transactions (Details) [Line Items]          
Ordinary shares, par value (in Dollars per share) | $ / shares [1]         $ 0.0001
Founder shares not subject to forfeiture (in Shares) | shares         1,000,000
Class B ordinary shares | Founders Shares [Member]          
Related Party Transactions (Details) [Line Items]          
Number newly issued , shares (in Shares) | shares       7,666,667  
Ordinary shares, par value (in Dollars per share) | $ / shares       $ 0.0001  
Purchase price | $       $ 25,000  
Class B ordinary shares | Sponsor [Member]          
Related Party Transactions (Details) [Line Items]          
Ordinary shares, par value (in Dollars per share) | $ / shares       $ 0.003  
Purchase price | $     $ 25,000    
[1] Includes an aggregate of up to 1,000,000 Class B ordinary shares, $0.0001 par value subject to forfeiture if the over-allotment option is not exercised in full or in part by the underwriters (see Note 5). On July 6, 2026, the underwriters exercised their over-allotment option in full as part of the closing of the Initial Public Offering. As such, the 1,000,000 Founder Shares are no longer subject to forfeiture.