S-K 1602(a)(4) Forepart, Adjusted NTBV	May 12, 2025 $ / shares
SPAC Forepart, Adjusted Net Tangible Book Value Per Share [Line Items]
Registered Offering Price per Share	$ 10
Over-allotment Option Exercised [Member] \| Redemption at 25 Percent of Maximum [Member]
SPAC Forepart, Adjusted Net Tangible Book Value Per Share [Line Items]
Net Tangible Book Value, Adjusted, per Share	6.96
Difference Between the Offering Price and the Adjusted Net Tangible Book Value, Per Share	3.04
Over-allotment Option Exercised [Member] \| Redemption at 50 Percent of Maximum [Member]
SPAC Forepart, Adjusted Net Tangible Book Value Per Share [Line Items]
Net Tangible Book Value, Adjusted, per Share	5.98
Difference Between the Offering Price and the Adjusted Net Tangible Book Value, Per Share	4.02
Over-allotment Option Exercised [Member] \| Redemption at 75 Percent of Maximum [Member]
SPAC Forepart, Adjusted Net Tangible Book Value Per Share [Line Items]
Net Tangible Book Value, Adjusted, per Share	4.08
Difference Between the Offering Price and the Adjusted Net Tangible Book Value, Per Share	5.92
Over-allotment Option Exercised [Member] \| Redemption at 100 Percent of Maximum [Member]
SPAC Forepart, Adjusted Net Tangible Book Value Per Share [Line Items]
Net Tangible Book Value, Adjusted, per Share	(1.23)
Difference Between the Offering Price and the Adjusted Net Tangible Book Value, Per Share	11.23
Over-allotment Option Not Exercised [Member] \| Redemption at 25 Percent of Maximum [Member]
SPAC Forepart, Adjusted Net Tangible Book Value Per Share [Line Items]
Net Tangible Book Value, Adjusted, per Share	6.95
Difference Between the Offering Price and the Adjusted Net Tangible Book Value, Per Share	3.05
Over-allotment Option Not Exercised [Member] \| Redemption at 50 Percent of Maximum [Member]
SPAC Forepart, Adjusted Net Tangible Book Value Per Share [Line Items]
Net Tangible Book Value, Adjusted, per Share	5.97
Difference Between the Offering Price and the Adjusted Net Tangible Book Value, Per Share	4.03
Over-allotment Option Not Exercised [Member] \| Redemption at 75 Percent of Maximum [Member]
SPAC Forepart, Adjusted Net Tangible Book Value Per Share [Line Items]
Net Tangible Book Value, Adjusted, per Share	4.07
Difference Between the Offering Price and the Adjusted Net Tangible Book Value, Per Share	5.93
Over-allotment Option Not Exercised [Member] \| Redemption at 100 Percent of Maximum [Member]
SPAC Forepart, Adjusted Net Tangible Book Value Per Share [Line Items]
Net Tangible Book Value, Adjusted, per Share	(1.23)
Difference Between the Offering Price and the Adjusted Net Tangible Book Value, Per Share	11.23
Offering Price Of 1000 Per Unit [Member] \| Over-allotment Option Exercised [Member]
SPAC Forepart, Adjusted Net Tangible Book Value Per Share [Line Items]
Net Tangible Book Value, Adjusted, per Share	7.55
Offering Price Of 1000 Per Unit [Member] \| Over-allotment Option Not Exercised [Member]
SPAC Forepart, Adjusted Net Tangible Book Value Per Share [Line Items]
Net Tangible Book Value, Adjusted, per Share	$ 7.54

Highview Merger Corp. S-1