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Goodwill and Other Intangible Assets (Schedule of Finite-Lived Intangible Assets by Major Class) (Details) - USD ($) $ in Thousands | Dec. 31, 2015 | Dec. 31, 2014
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Schedule of Finite and Indefinite-lived Intangible Assets [Line Items] |  |
Gross carrying value | $ 148,395 | $ 58,399
Accumulated amortization and impairment losses | (65,495) | (43,424)
Other intangible assets, Net | 82,900 | 14,975
Licenses |  |
Schedule of Finite and Indefinite-lived Intangible Assets [Line Items] |  |
Gross carrying value | 10,267 | 1,867
Accumulated amortization and impairment losses | 0 | 0
Other intangible assets, Net | 10,267 | 1,867
Customer relationships and customer lists |  |
Schedule of Finite and Indefinite-lived Intangible Assets [Line Items] |  |
Gross carrying value | 95,458 | 40,562
Accumulated amortization and impairment losses | (33,294) | (28,057)
Other intangible assets, Net | 62,164 | 12,505
Value of business acquired |  |
Schedule of Finite and Indefinite-lived Intangible Assets [Line Items] |  |
Gross carrying value | 20,200 |
Accumulated amortization and impairment losses | (13,467) |
Other intangible assets, Net | 6,733 |
Software |  |
Schedule of Finite and Indefinite-lived Intangible Assets [Line Items] |  |
Gross carrying value | 12,230 | 8,730
Accumulated amortization and impairment losses | (10,188) | (8,730)
Other intangible assets, Net | 2,042 | 0
Patents and intellectual property |  |
Schedule of Finite and Indefinite-lived Intangible Assets [Line Items] |  |
Gross carrying value | 4,500 | 4,500
Accumulated amortization and impairment losses | (4,500) | (4,500)
Other intangible assets, Net | 0 | 0
Covenants not-to-compete |  |
Schedule of Finite and Indefinite-lived Intangible Assets [Line Items] |  |
Gross carrying value | 4,030 | 2,130
Accumulated amortization and impairment losses | (2,763) | (1,978)
Other intangible assets, Net | 1,267 | 152
Trademarks and trade names |  |
Schedule of Finite and Indefinite-lived Intangible Assets [Line Items] |  |
Gross carrying value | 1,710 | 610
Accumulated amortization and impairment losses | (1,283) | (159)
Other intangible assets, Net | $ 427 | $ 451

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- Definition Intangible Assets (Excluding Goodwill), Accumulated Amortization and Impairment + References No definition available. + Details
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- Definition Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph ((a)(1),(b)) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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