Consolidated Statement Of Stockholders' Equity - 3 months ended Mar. 31, 2016 - USD ($) $ in Millions |
Total |
Centene Stockholders' Equity - Common Stock [Member] |
Centene Stockholders' Equity - Additional Paid-In Capital [Member] |
Centene Stockholders' Equity - Accumulated Other Comprehensive Income (Loss) [Member] |
Centene Stockholders' Equity - Retained Earnings [Member] |
Centene Stockholders' Equity - Treasury Stock [Member] |
Centene Stockholders' Equity - Non Controlling Interest [Member] |
|---|---|---|---|---|---|---|---|
| Balance at Dec. 31, 2015 | $ 2,168 | $ 0 | $ 956 | $ (10) | $ 1,358 | $ (147) | $ 11 |
| Balance (in shares) at Dec. 31, 2015 | 120,342,981 | 126,855,477 | 6,512,496 | ||||
| Increase (Decrease) in Stockholders' Equity [Roll Forward] | |||||||
| Net earnings (loss) | $ (16) | (17) | 1 | ||||
| Other comprehensive earnings, net of $13 tax | 20 | 20 | |||||
| Common stock issued for acquisitions | 3,105 | $ 0 | 3,074 | $ 31 | |||
| Common stock issued for acquisition (in shares) | 48,218,310 | (1,375,596) | |||||
| Common stock issued for employee benefit plans | 2 | $ 0 | 2 | ||||
| Common stock issued for employee benefit plans (in shares) | 878,372 | ||||||
| Common stock repurchases | (22) | $ (22) | |||||
| Common stock repurchases (in shares) | 365,815 | ||||||
| Stock compensation expense | 51 | 51 | |||||
| Excess tax benefits from stock compensation | 1 | 1 | |||||
| Balance at Mar. 31, 2016 | $ 5,309 | $ 0 | $ 4,084 | $ 10 | $ 1,341 | $ (138) | $ 12 |
| Balance (in shares) at Mar. 31, 2016 | 170,449,444 | 175,952,159 | 5,502,715 |
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- Definition This element represents the amount of recognized equity-based compensation during the period, that is, the amount recognized as expense in the income statement (or as asset if compensation is capitalized). Alternate captions include the words "stock-based compensation". Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of increase in additional paid in capital (APIC) resulting from a tax benefit associated with share-based compensation plan other than an employee stock ownership plan (ESOP). Includes, but is not limited to, excess tax benefit. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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- Definition Amount after income tax of income (loss) including the portion attributable to nonredeemable noncontrolling interest. Excludes the portion attributable to redeemable noncontrolling interest recognized as temporary equity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount after tax and reclassification adjustments of other comprehensive income (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Number of shares of stock issued during the period pursuant to acquisitions. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Number of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of any shares forfeited. Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Value of stock issued pursuant to acquisitions during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Value of stock (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of stock value of such awards forfeited. Stock issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Number of shares that have been repurchased during the period and are being held in treasury. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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