Annual report pursuant to Section 13 and 15(d)

SHAREHOLDERS' EQUITY - Preferred Shares (Detail)

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SHAREHOLDERS' EQUITY - Preferred Shares (Detail) - shares
Dec. 31, 2020
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
SHAREHOLDERS' EQUITY              
Preference shares, shares authorized 2,000,000 2,000,000 2,000,000 2,000,000 2,000,000 2,000,000 2,000,000
Preference shares, shares issued 0 0 0 0 0 0 0
Preference shares, shares outstanding 0 0 0 0 0 0 0