Amortizable Intangible Assets (Detail) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | |
---|---|---|
Dec. 31, 2013
|
Dec. 31, 2012
|
|
Finite-Lived Intangible Assets [Line Items] | ||
Gross Carrying Value | $ 1,148,834 | $ 1,030,351 |
Accumulated Amortization | (529,946) | (463,813) |
Net Carrying Value | 618,888 | 566,538 |
Purchased customer accounts [Member]
|
||
Finite-Lived Intangible Assets [Line Items] | ||
Gross Carrying Value | 1,120,719 | 1,005,031 |
Accumulated Amortization | (505,137) | (439,623) |
Net Carrying Value | 615,582 | 565,408 |
Weighted Average Life (years) | 14 years 10 months 24 days | 14 years 10 months 24 days |
Non-compete agreements [Member]
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||
Finite-Lived Intangible Assets [Line Items] | ||
Gross Carrying Value | 28,115 | 25,320 |
Accumulated Amortization | (24,809) | (24,190) |
Net Carrying Value | $ 3,306 | $ 1,130 |
Weighted Average Life (years) | 7 years | 7 years 2 months 12 days |