Goodwill (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Goodwill [Roll Forward]
Goodwill			$ 1,330,322
Accumulated impairment losses			(7,525)
Goodwill, net	1,390,674	1,354,823	1,322,797
Acquisitions	55,788	33,875
Translation adjustments	(20,262)	3,805
Post acquisition adjustments		(7,266)
Spatial reclassification	0	0
Other	325	1,612
Goodwill, net	1,390,674	1,354,823	1,322,797
Data and Analytics [Member]
Goodwill [Roll Forward]
Goodwill			649,648
Accumulated impairment losses			(600)
Goodwill, net	688,842	707,977	649,048
Acquisitions	26,846	33,875
Translation adjustments	(20,262)	3,805
Spatial reclassification	(26,044)	28,401
Other	325	0
Goodwill, net	688,842	707,977	649,048
Technology and Processing Solutions [Member]
Goodwill [Roll Forward]
Goodwill			680,674
Accumulated impairment losses			(6,925)
Goodwill, net	701,832	646,846	673,749
Acquisitions	28,942	0
Translation adjustments	0	0
Spatial reclassification	26,044	(28,401)
Other	0	1,612
Goodwill, net	701,832	646,846	673,749
Dorado Network Systems [Member]
Goodwill [Roll Forward]
Goodwill, net		19,700
Goodwill, net		$ 19,700