Equity (Details Textual) $ / shares in Units, $ in Thousands	6 Months Ended
	Jun. 30, 2017 USD ($) $ / shares shares
EQUITY (Textual) [Abstract]
Outstanding unvested equity compensation awards	1,121,736
Additional equity compensation awards that could vest if certain targets are achieved	516,000
Equity compensation awards granted during the period	365,798
Weighted average grant date fair value of equity awards granted during the period | $ / shares	$ 35.57
Income tax expense, related to change in benefit plans | $	$ 11
Other Comprehensive Income (Loss), Foreign Currency Translation Gain (Loss) Arising During Period, Tax | $	$ 9,116
Employee Stock [Member]
EQUITY (Textual) [Abstract]
Employee Stock Purchase Plan shares issued during period	16,385
Stock Compensation Plan [Member]
EQUITY (Textual) [Abstract]
Vested common stock	116,299
Cash settled UUD [Member]
EQUITY (Textual) [Abstract]
Unvested Dividend Equivalent Value | $	$ 1,500