Annual report pursuant to Section 13 and 15(d)

Earnings Per Share (Details)

v2.4.0.8
Earnings Per Share (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Earnings Per Share [Abstract]                      
Earnings from continuing operations, net of income tax expense $ 47,965 $ 50,325 $ 40,289 $ 22,639 $ 18,679 $ 59,438 $ (16,656) $ 27,072 $ 161,218 $ 88,533 $ 120,518
Discontinued operations, net of tax 5,275 (952) (805) 363 (9,618) (55,619) (18,343) (3,094) 3,881 (86,674) (9,300)
Net earnings attributable to Centene Corporation $ 53,240 $ 49,373 $ 39,484 $ 23,002 $ 9,061 $ 3,819 $ (34,999) $ 23,978 $ 165,099 $ 1,859 $ 111,218
Weighted average number of common shares outstanding (in shares)                 54,126,545 51,509,366 50,198,954
Common stock equivalents (as determined by applying the treasury stock method)                 2,120,628 2,205,009 2,275,284
Weighted average number of common shares and potential dilutive common shares outstanding (in shares)                 56,247,173 53,714,375 52,474,238
Continuing operations, Basic $ 0.87 $ 0.92 $ 0.74 $ 0.43 $ 0.36 $ 1.15 $ (0.32) $ 0.53 $ 2.98 $ 1.72 $ 2.40
Discontinued operations, Basic $ 0.10 $ (0.02) $ (0.02) $ 0.01 $ (0.19) $ (1.08) $ (0.36) $ (0.06) $ 0.07 $ (1.68) $ (0.18)
Earnings per common share, Basic $ 0.97 $ 0.90 $ 0.72 $ 0.44 $ 0.17 $ 0.07 $ (0.68) $ 0.47 $ 3.05 $ 0.04 $ 2.22
Continuing operations, Diluted $ 0.84 $ 0.88 $ 0.71 $ 0.41 $ 0.35 $ 1.10 $ (0.32) $ 0.51 $ 2.87 $ 1.65 $ 2.30
Discontinued operations, Diluted $ 0.09 $ (0.01) $ 0.01 $ 0.01 $ (0.18) $ (1.03) $ (0.36) $ (0.06) $ 0.07 $ (1.62) $ (0.18)
Earnings per common share, Diluted $ 0.93 $ 0.87 $ 0.72 $ 0.42 $ 0.17 $ 0.07 $ (0.68) $ 0.45 $ 2.94 $ 0.03 $ 2.12
Anti-dilutive stock options, restricted stock and restricted stock units excluded from the calculation of diluted earnings per common share                 93,539 142,425 106,219