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Sum of the gross carrying amounts before accumulated amortization of all intangible assets, excluding goodwill, as of the balance sheet date.

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The accumulated amount of amortization of a major finite-lived intangible asset class. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.

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Aggregate amount of intangible asset amortization recognized as expense during the period.

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Sum of the gross carrying amounts before accumulated amortization as of the balance sheet date of all intangible assets having statutory or estimated useful lives. The aggregate gross carrying amount (including any previously recognized impairment charges) of a major finite-lived intangible asset class. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.

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The aggregate sum of gross carrying value of a major finite-lived intangible asset class, less accumulated amortization and any impairment charges. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.

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The amount of amortization expense expected to be recognized during the remainder of the current fiscal year.

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The amount of amortization expense expected to be recognized during year four of the five succeeding fiscal years.

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The amount of amortization expense expected to be recognized during year one of the five succeeding fiscal years.

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The amount of amortization expense expected to be recognized during year three of the five succeeding fiscal years.

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The amount of amortization expense expected to be recognized during year two of the five succeeding fiscal years.

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Sum of the carrying amounts (original costs for current and prior period additions adjusted for impairment, if any) as of the balance sheet date of intangible assets, excluding goodwill, having a projected indefinite period of benefit.

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Supplemental balance sheet information (intangibles) (Details) (USD $) In Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010	Dec. 31, 2010
Amortizable intangibles [Abstract]
Gross carrying amount	$ 582,107		$ 582,107		$ 549,424
Accumulated amortization	(437,497)		(437,497)		(413,412)
Net carrying amount	144,610		144,610		136,012
Intangibles [Abstract]
Total intangibles, gross carrying amount	601,207		601,207		568,524
Total intangibles, accumulated amortization	(437,497)		(437,497)		(413,412)
Total intangibles, net carrying amount	163,710		163,710		155,112
Total amortization of intangibles	12,198	14,193	40,297	38,935
Estimated future amortization expense [Abstract]
Remainder of 2011			10,105
2012			32,021
2013			21,669
2014			11,607
2015			8,009
Internal use software [Member]
Amortizable intangibles [Abstract]
Gross carrying amount	405,550		405,550		378,269
Accumulated amortization	(337,188)		(337,188)		(314,267)
Net carrying amount	68,362		68,362		64,002
Intangibles [Abstract]
Total intangibles, accumulated amortization	(337,188)		(337,188)		(314,267)
Customer lists/relationships [Member]
Amortizable intangibles [Abstract]
Gross carrying amount	68,327		68,327		72,292
Accumulated amortization	(39,947)		(39,947)		(43,660)
Net carrying amount	28,380		28,380		28,632
Intangibles [Abstract]
Total intangibles, accumulated amortization	(39,947)		(39,947)		(43,660)
Distributor contracts [Member]
Amortizable intangibles [Abstract]
Gross carrying amount	30,900		30,900		30,900
Accumulated amortization	(27,747)		(27,747)		(26,396)
Net carrying amount	3,153		3,153		4,504
Intangibles [Abstract]
Total intangibles, accumulated amortization	(27,747)		(27,747)		(26,396)
Trade names [Member]
Amortizable intangibles [Abstract]
Gross carrying amount	67,661		67,661		59,361
Accumulated amortization	(24,912)		(24,912)		(22,009)
Net carrying amount	42,749		42,749		37,352
Intangibles [Abstract]
Total intangibles, accumulated amortization	(24,912)		(24,912)		(22,009)
Trade name [Member]
Indefinite-lived [Abstract]
Gross carrying amount	19,100		19,100		19,100
Net carrying amount	19,100		19,100		19,100
Other [Member]
Amortizable intangibles [Abstract]
Gross carrying amount	9,669		9,669		8,602
Accumulated amortization	(7,703)		(7,703)		(7,080)
Net carrying amount	1,966		1,966		1,522
Intangibles [Abstract]
Total intangibles, accumulated amortization	$ (7,703)		$ (7,703)		$ (7,080)