Health Care Organization, Percentage of Premium Revenue

No definition available.

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- Definition

MLR Rebate Threshold

+ References

No definition available.

+ Details

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- Definition

Settlement account balance, beginning January 1, 2013

+ References

No definition available.

+ Details

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- Definition

Settlement Account, Payable

+ References

No definition available.

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- Definition

Settlement account payment, maximum

+ References

No definition available.

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- Definition

Settlement Account Receivable

+ References

No definition available.

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- Definition

State Settlement Account Surplus

+ References

No definition available.

+ Details

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- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, which are not elsewhere specified in the taxonomy. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19

-Subparagraph a

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Current Liabilities

-URI http://asc.fasb.org/extlink&oid=6509677

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section 45

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6935-107765

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(a))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Amount of insurance premium revenue recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1(e))

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

+ Details

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- Definition

Aggregate carrying amount, as of the balance sheet date, of noncurrent assets not separately disclosed in the balance sheet. Noncurrent assets are expected to be realized or consumed after one year (or the normal operating cycle, if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.17)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 17

-Article 5

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- Definition

Disclosure of the unamortized amount of the discount on the note or receivable which is deducted from the face amount of the receivable or loan. The discount or premium is the difference between the present value and the face amount.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 1A

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28541-108399

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Summary of Significant Accounting Policies (Health Plan Services Revenue Recognition) (Details) (USD $)	12 Months Ended			3 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Sep. 30, 2013	Mar. 31, 2013
Health Care Organizations [Line Items]
Accounts payable and other liabilities	$ 880,374,000us-gaap_AccountsPayableOtherCurrent	$ 397,036,000us-gaap_AccountsPayableOtherCurrent
Health plan services premiums	13,361,170,000	10,377,073,000	10,459,098,000
Other noncurrent assets	187,630,000us-gaap_OtherAssetsNoncurrent	162,551,000us-gaap_OtherAssetsNoncurrent
Medicare, Medicaid and Dual Eligibles [Member]
Health Care Organizations [Line Items]
Percentage of health plan services premiums generated under contract	59.00%
Medicare and Medicaid/Medi-Cal [Member]
Health Care Organizations [Line Items]
Percentage of health plan services premiums generated under contract		50.00%	45.00%
Commercial Premium Revenue [Member]
Health Care Organizations [Line Items]
Health plan services premiums	5,443,100,000	5,175,400,000	5,705,500,000
Commercial Premium Revenue [Member] \| MLR Rebate, Premium Refund [Member]
Health Care Organizations [Line Items]
Health plan services premiums	0
Medicaid Premium Revenue [Member]
Health Care Organizations [Line Items]
Health plan services premiums	4,755,900,000	2,430,300,000	1,963,100,000
Settlement account balance, beginning		0
Settlement account payment, maximum	264,000,000
State Settlement Account Surplus	53,400,000
Settlement account receivable	0
Settlement account payable	0
Medicaid Premium Revenue [Member] \| Profit sharing, premium refund [Member]
Health Care Organizations [Line Items]
Accounts payable and other liabilities	27,000,000
Health plan services premiums	(24,700,000)
Other noncurrent assets	2,300,000
Medicaid Premium Revenue [Member] \| MLR Rebate, Premium Refund [Member]
Health Care Organizations [Line Items]
Accounts payable and other liabilities	200,600,000
Health plan services premiums	(200,600,000)
Medicare Premium Revenue [Member]
Health Care Organizations [Line Items]
Health plan services premiums	3,044,300,000	2,771,400,000	2,790,500,000
Maximum [Member] \| Medicaid Premium Revenue [Member]
Health Care Organizations [Line Items]
MLR Rebate Threshold	95.00%
Minimum [Member] \| Medicaid Premium Revenue [Member]
Health Care Organizations [Line Items]
MLR Rebate Threshold	85.00%
Medicare Risk adjustment [Member] \| Medicare Premium Revenue [Member]
Health Care Organizations [Line Items]
Health plan services premiums	13,100,000	(9,000,000)	12,000,000
Medicaid Retro Rate Adjustment [Member] \| Medicaid Premium Revenue [Member]
Health Care Organizations [Line Items]
Health plan services premiums		74,300,000	21,700,000	32,100,000	42,200,000
State Sponsored Health Plans Settlement Account Deficit [Member] \| Medicaid Premium Revenue [Member]
Health Care Organizations [Line Items]
Health plan services premiums	(62,900,000)	62,900,000
Other noncurrent assets	0	62,900,000
Receivable with imputed interest, discount		$ 4,400,000