XML 140 R111.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Income Taxes - Reconciliation of GAAP Net Income (Loss) Attributable to Taxable Income (Parenthetical) (Detail)
12 Months Ended
Dec. 31, 2019
Income Tax Disclosure [Abstract]  
Percentage of taxable income dividend rate 90.00%