Schedule 2 HCCIH Financial Statements (Details 2) (USD $)	3 Months Ended	12 Months Ended
	Mar. 31, 2011	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Adjustments to reconcile net earnings to net cash provided by operating activities
Share-based Compensation		$ 13,000,000	$ 13,018,000	$ 15,628,000
Change in accounts payable and accrued liabilities		17,538,000	31,032,000	96,040,000
Other, net		9,812,000	36,479,000	40,525,000
Cash provided by operating activities		421,276,000	415,200,000	582,797,000
Investing activities
Payments for purchase of businesses, net of cash received		(1,892,000)	(36,348,000)	(38,018,000)
Cost of other investments acquired		(33,060,000)	(4,977,000)	0
Proceeds from sales of available for sale fixed income securities		448,766,000	239,414,000	551,760,000
Change in short-term investments		355,468,000	311,983,000	(297,016,000)
Maturity or call of available for sale fixed income securities		573,958,000	620,884,000	347,794,000
Cost of available for sale fixed income securities acquired		(1,550,587,000)	(1,347,285,000)	(1,159,796,000)
Cash used by investing activities		(196,991,000)	(299,653,000)	(419,750,000)
Financing activities
Advances on line of credit		305,000,000	50,000,000	130,000,000
Payments on line of credit		(125,000,000)	(50,000,000)	(350,032,000)
Payments on convertible notes	(64,500,000)	0	(64,472,000)	(60,210,000)
Sale of common stock		36,044,000	29,193,000	19,198,000
Purchase of common stock		(373,584,000)	(35,124,000)	(35,464,000)
Dividends paid		(65,822,000)	(63,245,000)	(57,437,000)
Other, net		5,770,000	(13,502,000)	(3,085,000)
Cash used by financing activities		(217,592,000)	(147,150,000)	(60,934,000)
Net decrease in cash		6,693,000	(31,603,000)	102,113,000
Cash at beginning of year	97,857,000	97,857,000	129,460,000	27,347,000
Cash at end of period		104,550,000	97,857,000	129,460,000
Parent Company [Member]
Operating activities
Net earnings		255,243,000	345,096,000	353,868,000
Adjustments to reconcile net earnings to net cash provided by operating activities
Distributions from subsidiaries in excess of (less than) net earnings		(103,395,000)	(169,500,000)	(245,104,000)
Change in accrued interest receivable added to intercompany loan balances		(5,000,000)	(14,769,000)	(13,306,000)
Change in accounts payable and accrued liabilities		14,495,000	(6,139,000)	1,303,000
Other, net		(8,935,000)	(21,657,000)	13,560,000
Cash provided by operating activities		152,408,000	133,031,000	110,321,000
Investing activities
Cash contributions to subsidiaries		(29,000,000)	(50,000,000)	(7,000,000)
Cost of other investments acquired		32,496,000	4,753,000	0
Proceeds from sales of available for sale fixed income securities		(109,655,000)	0	0
Change in short-term investments		(103,684,000)	88,075,000	4,867,000
Maturity or call of available for sale fixed income securities		58,189,000	0	0
Cost of available for sale fixed income securities acquired		(130,322,000)	0	0
Change in receivable/payable from subsidiaries		(34,767,000)	43,209,000	859,000
Intercompany loans to subsidiaries for acquisitions		(1,911,000)	(54,959,000)	(23,098,000)
Payments on intercompany loans to subsidiaries		43,548,000	70,474,000	54,346,000
Cash used by investing activities		86,580,000	(84,104,000)	20,240,000
Financing activities
Issuance of notes payable		0	13,000,000	296,096,000
Advances on line of credit		305,000,000	50,000,000	130,000,000
Payments on line of credit		(125,000,000)	(50,000,000)	(350,032,000)
Payments on convertible notes		0	(64,472,000)	(60,210,000)
Sale of common stock		36,044,000	29,193,000	19,198,000
Purchase of common stock		(373,584,000)	(35,125,000)	(35,464,000)
Dividends paid		65,822,000	63,245,000	57,437,000
Payments on notes payable		13,000,000	0	0
Other, net		2,157,000	0	0
Cash used by financing activities		(238,519,000)	(120,649,000)	(57,849,000)
Net decrease in cash		469,000	(71,722,000)	72,712,000
Cash at beginning of year	1,091,000	1,091,000	72,813,000	101,000
Cash at end of period		$ 1,560,000	$ 1,091,000	$ 72,813,000