Quarterly report pursuant to Section 13 or 15(d)

Segment Information (Details)

v2.4.0.8
Segment Information (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
segments
Jun. 30, 2013
segments
Number of Reportable Segments     2 2
Revenues $ 4,023,700 $ 2,610,539 $ 7,483,588 $ 5,136,021
Premium and service revenues 3,741,087 2,518,911 7,093,148 4,940,744
Earnings (loss) from operations 92,672 68,737 162,706 108,337
Intersegment Eliminations [Member]
       
Premium and service revenues (689,614) (533,446) (1,341,355) (1,070,952)
Earnings (loss) from operations 0 0 0 0
Operating Segments [Member] | Medicaid Managed Care [Member]
       
Premium and service revenues 3,238,638 2,335,042 6,221,184 4,641,544
Earnings (loss) from operations 63,821 45,601 107,951 54,860
Operating Segments [Member] | Specialty Services [Member]
       
Premium and service revenues 1,192,063 717,315 2,213,319 1,370,152
Earnings (loss) from operations 28,851 23,136 54,755 53,477
Internal Customer [Member]
       
Revenues 0 0 0 0
Internal Customer [Member] | Intersegment Eliminations [Member]
       
Revenues (689,614) (533,446) (1,341,355) (1,070,952)
Internal Customer [Member] | Operating Segments [Member] | Medicaid Managed Care [Member]
       
Revenues 13,789 10,292 26,614 20,345
Internal Customer [Member] | Operating Segments [Member] | Specialty Services [Member]
       
Revenues 675,825 523,154 1,314,741 1,050,607
External Customer [Member]
       
Revenues 3,741,087 2,518,911 7,093,148 4,940,744
External Customer [Member] | Intersegment Eliminations [Member]
       
Revenues 0 0 0 0
External Customer [Member] | Operating Segments [Member] | Medicaid Managed Care [Member]
       
Revenues 3,224,849 2,324,750 6,194,570 4,621,199
External Customer [Member] | Operating Segments [Member] | Specialty Services [Member]
       
Revenues $ 516,238 $ 194,161 $ 898,578 $ 319,545