XML 25 R6.htm IDEA: XBRL DOCUMENT v3.8.0.1
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Parenthetical) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Foreign currency translation adjustments, tax $ 0 $ 0 $ 0
Unrealized gains (losses) on marketable securities arising during period, tax 1,903 923 (1,667)
Reclassification adjustment for gains included in net income (loss), tax (297) (255) (390)
Amortization of net prior service (credit) cost included in net periodic pension and post-retirement expense/income, tax (154) (190) (169)
Prior service credit, tax $ 0 $ 34 $ 0