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Liquidity (Details) - USD ($)
1 Months Ended 3 Months Ended 5 Months Ended 6 Months Ended
Apr. 29, 2019
May 31, 2019
May 31, 2018
May 31, 2018
May 31, 2019
Liquidity (Textual)          
Amount held in operating bank   $ 344,842     $ 344,842
Marketable securities held in the Trust Account   44,829,414     44,829,414
Working capital         102,875
Agreement fees         30,000
Interest income   256,667 514,684
Outstanding under promissory note   $ 250,000     $ 250,000
Sponsors [Member]          
Liquidity (Textual)          
Aggregate principal amount $ 250,000