|
Goodwill and Other Intangible Assets (Tables)
|
6 Months Ended |
|
Jun. 30, 2011
|
| Goodwill and Other Intangible Assets (Tables) [Abstract] |
|
| Summary of changes in Quanta's goodwill |
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Natural Gas and
|
|
|
|
|
|
|
|
|
|
|
Electric Power
|
|
|
Pipeline
|
|
|
Telecommunications
|
|
|
|
|
|
|
|
Division
|
|
|
Division
|
|
|
Division
|
|
|
Total
|
|
|
|
|
Balance at December 31, 2010:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Goodwill
|
|
$
|
741,276
|
|
|
$
|
337,911
|
|
|
$
|
545,232
|
|
|
$
|
1,624,419
|
|
|
Accumulated impairment
|
|
|
—
|
|
|
|
—
|
|
|
|
(63,264
|
)
|
|
|
(63,264
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Goodwill, net
|
|
|
741,276
|
|
|
|
337,911
|
|
|
|
481,968
|
|
|
|
1,561,155
|
|
|
Foreign currency translation related to goodwill
|
|
|
2,766
|
|
|
|
—
|
|
|
|
—
|
|
|
|
2,766
|
|
|
Operating unit reorganization
|
|
|
—
|
|
|
|
(16,942
|
)
|
|
|
16,942
|
|
|
|
—
|
|
|
Purchase price adjustments related to prior periods
|
|
|
—
|
|
|
|
(50
|
)
|
|
|
—
|
|
|
|
(50
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Balance at June 30, 2011:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Goodwill
|
|
|
744,042
|
|
|
|
320,919
|
|
|
|
562,174
|
|
|
|
1,627,135
|
|
|
Accumulated impairment
|
|
|
—
|
|
|
|
—
|
|
|
|
(63,264
|
)
|
|
|
(63,264
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Goodwill, net
|
|
$
|
744,042
|
|
|
$
|
320,919
|
|
|
$
|
498,910
|
|
|
$
|
1,563,871
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Other intangible assets |
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
As of
|
|
|
Six Months Ended
|
|
|
As of
|
|
|
|
|
December 31, 2010
|
|
|
June 30, 2011
|
|
|
June 30, 2011
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Foreign
|
|
|
|
|
|
|
|
Intangible
|
|
|
Accumulated
|
|
|
Amortization
|
|
|
|
|
|
Currency
|
|
|
Intangible
|
|
|
|
|
Assets
|
|
|
Amortization
|
|
|
Expense
|
|
|
Additions
|
|
|
Adjustments
|
|
|
Assets, Net
|
|
|
|
|
Customer relationships
|
|
$
|
153,100
|
|
|
$
|
(27,880
|
)
|
|
$
|
(5,045
|
)
|
|
$
|
—
|
|
|
$
|
595
|
|
|
$
|
120,770
|
|
|
Backlog
|
|
|
108,421
|
|
|
|
(88,429
|
)
|
|
|
(4,907
|
)
|
|
|
—
|
|
|
|
306
|
|
|
|
15,391
|
|
|
Trade names
|
|
|
27,249
|
|
|
|
(1,005
|
)
|
|
|
(455
|
)
|
|
|
—
|
|
|
|
84
|
|
|
|
25,873
|
|
|
Non-compete agreements
|
|
|
23,954
|
|
|
|
(13,164
|
)
|
|
|
(2,097
|
)
|
|
|
—
|
|
|
|
62
|
|
|
|
8,755
|
|
|
Patented rights and developed technology
|
|
|
16,078
|
|
|
|
(4,257
|
)
|
|
|
(633
|
)
|
|
|
—
|
|
|
|
—
|
|
|
|
11,188
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total intangible assets subject to amortization
|
|
|
328,802
|
|
|
|
(134,735
|
)
|
|
|
(13,137
|
)
|
|
|
—
|
|
|
|
1,047
|
|
|
|
181,977
|
|
|
Other intangible assets not subject to amortization
|
|
|
—
|
|
|
|
—
|
|
|
|
—
|
|
|
|
4,500
|
|
|
|
—
|
|
|
|
4,500
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total intangible assets
|
|
$
|
328,802
|
|
|
$
|
(134,735
|
)
|
|
$
|
(13,137
|
)
|
|
$
|
4,500
|
|
|
$
|
1,047
|
|
|
$
|
186,477
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Estimated future aggregate amortization expense of intangible assets |
| |
|
|
|
|
|
For the Fiscal Year Ending December 31 —
|
|
|
|
|
|
2011 (Remainder)
|
|
$
|
13,038
|
|
|
2012
|
|
|
24,278
|
|
|
2013
|
|
|
14,209
|
|
|
2014
|
|
|
13,609
|
|
|
2015
|
|
|
12,829
|
|
|
Thereafter
|
|
|
104,014
|
|
|
|
|
|
|
|
|
Total intangible assets subject to amortization
|
|
$
|
181,977
|
|
|
|
|
|
|
|
|