Annual report pursuant to Section 13 and 15(d)

Equity - Schedule of Distributions On Common Stock (Detail)

v3.6.0.2
Equity - Schedule of Distributions On Common Stock (Detail)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Equity [Abstract]      
Ordinary Income 30.65818% 62.2954% 95.66078%
Return of Capital 69.34182% 37.34781% 4.33922%
Long-term Capital Gain 0.00% 0.35679% 0.00%