XML 53 R31.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Acquisitions (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2012
Acquisitions [Abstract] |
Summary of allocation of the purchase price for all acquisitions |
|  | 2012 |  |  | 2011 |  |  | 2010 |
|  | (In thousands) |
Goodwill |  | $ | 3,043 |  |  | $ | 6,390 |  |  | $ | 40,703 |
Intangible assets with definite lives (1) |  |  | — |  |  |  | 1,642 |  |  |  | 8,148 |
Net assets (liabilities) (2) |  |  | 7 |  |  |  | (16 | ) |  |  | (3,580 | )
Total (3) |  | $ | 3,050 |  |  | $ | 8,016 |  |  | $ | 45,271 |
(1) | The weighted average life of acquired intangible assets during 2011 and 2010 was 2.8 years, and 6.2 years, respectively.
(2) | Includes cash acquired of $0 million, $0.1 million and $2 million during 2012, 2011 and 2010, respectively.
(3) | All outstanding purchase contingencies have been paid.

X
- Details
Name: | us-gaap_BusinessCombinationsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of all of the fair values of the purchase price and assets and liabilities acquired in a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=7488404&loc=d3e6927-128479 + Details
Name: | us-gaap_ScheduleOfPurchasePriceAllocationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration