CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Foreign currency translation adjustment, tax expense (benefit)		$ 1,756	$ (710)
Cash dividends, per share	$ 0.63	$ 1.26	$ 1.14