Quarterly report pursuant to Section 13 or 15(d)

CONDENSED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Unaudited) (Parenthetical)

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CONDENSED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Unaudited) (Parenthetical)
9 Months Ended
Mar. 31, 2019
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Statement of Stockholders' Equity [Abstract]  
Sale of units, net of underwriting discounts 7,000,000
Sale of private placement warrants 2,900,000