Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Equity (Schedule of Accumulated other comprehensive income (loss)) (Details)

v3.7.0.1
Equity (Schedule of Accumulated other comprehensive income (loss)) (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Balance as of beginning of period $ (13,479) $ (10,774)
Other comprehensive income (loss) before reclassifications 1,506 4,204
Amounts reclassified from accumulated other comprehensive income (270) 68
Other comprehensive income 1,236 4,272
Balance as of end of period (12,243) (6,502)
Net unrealized gain (loss) on cash flow hedges [Member]    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Balance as of beginning of period (24) (107)
Other comprehensive income (loss) before reclassifications 793 863
Amounts reclassified from accumulated other comprehensive income (270) 68
Other comprehensive income 523 931
Balance as of end of period 499 824
Foreign currency translation adjustments [Member]    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Balance as of beginning of period (13,455) (10,667)
Other comprehensive income (loss) before reclassifications 713 3,341
Amounts reclassified from accumulated other comprehensive income
Other comprehensive income 713 3,341
Balance as of end of period $ (12,742) $ (7,326)