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Dispositions, Assets Held for Sale and Discontinued Operations Table of Condensed Cash Flows (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Operating Activities $ 0 $ (6,198)
Investing Activities 0 11,866
Financing Activities $ 0 (5,000)
PFG    
Operating Activities   (6,198)
Investing Activities   11,866
Financing Activities   (5,000)
Net cash flows provided by discontinued operations   $ 668