Consolidated Statement of Comprehensive Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Net income	$ 149,104	$ 154,135	$ 146,232
Foreign currency translation	(23,292)	5,892	(6,925)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	125,812	160,027	139,307
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest	(5,240)	(1,616)	(1,320)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ 120,572	$ 158,411	$ 137,987