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Goodwill And Other Intangible Assets (Rollforward of Other Intangible Assets) (Detail) (USD $) | 12 Months Ended |  | 0 Months Ended | 12 Months Ended |  | 0 Months Ended | 12 Months Ended |  | 0 Months Ended | 12 Months Ended
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Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2013 Weighted Average [Member] | Dec. 31, 2013 Intangible Assets Excluding Goodwill [Member] | Dec. 31, 2013 Customer-Related Intangible Assets [Member] | Dec. 31, 2012 Customer-Related Intangible Assets [Member] | Dec. 31, 2011 Customer-Related Intangible Assets [Member] | Dec. 31, 2013 Customer-Related Intangible Assets [Member] Weighted Average [Member] | Dec. 31, 2013 Other Intangible Assets [Member] | Dec. 31, 2012 Other Intangible Assets [Member] | Dec. 31, 2011 Other Intangible Assets [Member] | Dec. 31, 2013 Other Intangible Assets [Member] Weighted Average [Member] | Dec. 31, 2013 Trade Names [Member] | Dec. 31, 2012 Trade Names [Member] | Dec. 31, 2013 Pre-Qualifications [Member] | Dec. 31, 2012 Pre-Qualifications [Member] | Dec. 31, 2013 Continuing Operations [Member] | Dec. 31, 2012 Continuing Operations [Member] | Dec. 31, 2011 Continuing Operations [Member] | Dec. 31, 2013 Continuing Operations [Member] Customer-Related Intangible Assets [Member] | Dec. 31, 2012 Continuing Operations [Member] Customer-Related Intangible Assets [Member] | Dec. 31, 2013 Continuing Operations [Member] Other Intangible Assets [Member] | Dec. 31, 2012 Continuing Operations [Member] Other Intangible Assets [Member]
Intangible assets [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other intangible assets, non-amortizing |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 34,800,000 | $ 34,800,000 | $ 59,400,000 | $ 31,300,000 |  |  |  |  |  |  |  |  |
Gross carrying amount, amortizing intangible assets |  |  |  |  |  |  |  | 75,600,000 |  |  |  |  |  | 20,300,000 | [1] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other intangible assets, gross carrying amount |  |  | 162,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accumulated amortization, amortizing intangible assets |  |  | (51,300,000) |  |  |  |  | (37,400,000) |  |  |  |  |  | (13,900,000) | [1] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Remaining weighted average amortization period (in years) |  |  |  | 11 years |  |  |  |  | 11 years |  |  |  |  |  |  | 10 years | [1] |  |  |  |  |  |  |  |  |  |  |  |  |
Other Intangible Assets [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other intangible assets, non-amortizing, beginning balance |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 34,800,000 | 34,800,000 | 31,300,000 | 31,300,000 |  |  |  |  |  |  |  |  |
Other intangible assets, amortizing, beginning balance |  |  |  |  |  | 61,300,000 | 38,200,000 |  |  | 9,600,000 | [1] | 6,400,000 | [1] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other intangible assets, net, beginning balance | 137,020,000 | 110,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additions from new business combinations, non-amortizing intangible assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 29,600,000 | 0 |  |  |  |  |  |  |  |  |
Additions from new business combinations, amortizing intangible assets |  |  |  |  |  | 19,500,000 | 34,000,000 |  |  | 2,800,000 | [1] | 4,500,000 | [1] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additions from new business combinations, other intangible assets | 51,900,000 | 38,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amortization of intangible assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (21,200,000) | (12,200,000) | (13,900,000) | (19,600,000) | (10,900,000) | (1,600,000) | [1] | (1,300,000) | [1]
Currency translation adjustments, non-amortizing intangible assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  | (1,500,000) |  |  |  |  |  |  |  |  |  |
Currency translation adjustments, amortizing intangible assets |  |  |  |  |  | (500,000) |  |  |  | (100,000) | [1] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Currency translation adjustments, other intangible assets |  |  |  |  | (2,100,000) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other intangible assets, non-amortizing, ending balance |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 34,800,000 | 34,800,000 | 59,400,000 | 31,300,000 |  |  |  |  |  |  |  |  |
Other intangible assets, amortizing, ending balance | 71,400,000 |  |  |  |  | 60,700,000 | 61,300,000 |  |  | 10,700,000 | [1] | 9,600,000 | [1] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other intangible assets, net, ending balance | $ 165,606,000 | $ 137,020,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
[1] | Consists principally of trade names and non-compete agreements.

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669646-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 20 -Subparagraph (b,c) -URI http://asc.fasb.org/extlink&oid=6915805&loc=d3e32211-110900 + Details
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