Quarterly report pursuant to Section 13 or 15(d)

Discontinued Operations- Cash flows from the transaction (Detail)

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Discontinued Operations- Cash flows from the transaction (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Operating activities    
Effect of elimination entry on discontinued operations presentation $ (305)
Net loss on discontinued operations 0 (2,076)
Total cash used in discontinued operating activities   $ (2,381)
Investing activities    
Proceeds from sale of National 13,089  
Total cash provided by discontinued investing activities $ 13,089