Annual report pursuant to Section 13 and 15(d)

INCOME TAXES - Change in Deferred Tax Asset Valuation Allowance (Details)

v3.19.1
INCOME TAXES - Change in Deferred Tax Asset Valuation Allowance (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2018
USD ($)
Changes in deferred tax asset valuation allowance:  
December 31, 2017 $ 106,466
December 31, 2018 104,705
Decrease due to current year operations  
Changes in deferred tax asset valuation allowance:  
Change in valuation allowance $ (1,761)