Annual report pursuant to Section 13 and 15(d)

Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details)

v3.19.1
Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Income Tax Disclosure [Abstract]    
Accounts receivable reserves $ 1,205 $ 1,357
Accrued liabilities 3,564 10,639
Net operating loss carryforwards 175,569 153,683
Derivative financial instruments 1,770 1,705
Other deferred tax assets 1,911 2,558
Valuation allowance (129,012) (86,281)
Total deferred tax assets 55,007 83,661
Intangible assets (52,161) (94,962)
Property, plant and equipment (2,063) (2,003)
Total deferred tax liabilities (54,224) (96,965)
Net deferred tax assets $ 783  
Net deferred tax assets / (liabilities)   $ (13,304)