CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (UNAUDITED) (Parentheticals) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Income Statement [Abstract]        
Net unrealized investment gains in AOCI, tax amount $ 0 $ 0 $ 0 $ 0
Reclassification adjustment for losses (gains) included in net loss, tax amount $ 0 $ 0 $ 0 $ 0