Stockholders' Equity and Partners' Capital - Summary of Dividends Declared (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 15, 2017
Mar. 31, 2017
Mar. 31, 2016
Equity [Abstract]      
Dividend per share (in USD per share) $ 0.180 $ 0.18000 $ 0.17500
Total dividends $ 87,122