Quarterly report pursuant to Section 13 or 15(d)

Equity Transactions - Schedule of Cash Distributions Declared and Paid (Detail)

v3.19.1
Equity Transactions - Schedule of Cash Distributions Declared and Paid (Detail)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2019
USD ($)
$ / shares
Dividend Payment One [Member]  
Dividends Payable [Line Items]  
Announcement Date Mar. 07, 2019
Payment Date Mar. 29, 2019
Amount Per Share | $ / shares $ 0.0650
Cash Distributed | $ $ 1,702
Dividend Payment Two [Member]  
Dividends Payable [Line Items]  
Announcement Date Nov. 26, 2018
Payment Date Dec. 21, 2018
Amount Per Share | $ / shares $ 0.0650
Cash Distributed | $ $ 1,702
Dividend Payment Three [Member]  
Dividends Payable [Line Items]  
Announcement Date Sep. 05, 2018
Payment Date Sep. 28, 2018
Amount Per Share | $ / shares $ 0.0650
Cash Distributed | $ $ 1,702
Dividend Payment Four [Member]  
Dividends Payable [Line Items]  
Announcement Date May 31, 2018
Payment Date Jun. 29, 2018
Amount Per Share | $ / shares $ 0.0650
Cash Distributed | $ $ 1,701
Dividend Payment Five [Member]  
Dividends Payable [Line Items]  
Announcement Date Feb. 28, 2018
Payment Date Mar. 28, 2018
Amount Per Share | $ / shares $ 0.0650
Cash Distributed | $ $ 1,701