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Quarterly Financial Data (Unaudited) (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Quarterly Financial Information Disclosure [Abstract] |  |  |  |  |  |  |  |  |  |  |
Revenues | $ 951,189 | $ 818,601 | $ 1,017,108 | $ 598,978 | $ 894,416 | $ 770,833 | $ 978,493 | $ 658,122 | $ 3,385,876 | $ 3,301,864 | $ 3,399,774
Operating costs and expenses | 811,073 | 793,741 | 821,061 | 718,008 | 768,513 | 715,957 | 805,850 | 720,867 |  |  |
Operating income | 140,116 | 24,860 | 196,047 | (119,030) | 125,903 | 54,876 | 172,643 | (62,745) | 241,993 | 290,677 | 259,072
Income (loss) from continuing operations | 171,631 | (67,180) | 83,154 | (166,767) | 23,634 | 120,198 | 325,541 | (136,633) | 20,838 | 332,740 | (324,199)
Income from discontinued operations, net of tax expense | 28,879 | (36,309) | 33,943 | 46,413 | 14,829 | (39,268) | 23,698 | 34,187 | 72,926 | 33,446 | 8,354
Net (income) loss attributable to noncontrolling interests | (4,664) | 5,531 | (712) | (2,454) | 2,844 | 5,387 | (1,849) | (721) | (2,299) | 5,661 | (403)
Net income (loss) attributable to Laureate Education, Inc. | 195,846 | (97,958) | 116,385 | (122,808) | $ 41,307 | $ 86,317 | $ 347,390 | $ (103,167) | 91,465 | 371,847 | (316,248)
Accretion of Series A convertible redeemable preferred stock and other redeemable noncontrolling interests and equity | (106,347) | (84,059) | (69,211) | (38,875) |  |  |  |  | (298,497) | (1,537) | (6,173)
Net (loss) income available to common stockholders | $ 89,499 | $ (182,017) | $ 47,174 | $ (161,683) |  |  |  |  | $ (207,032) | $ 370,310 | $ (322,421)
Basic earnings (loss) per share: |  |  |  |  |  |  |  |  |  |  |
(Loss) income from continuing operations (in dollars per share) | $ 0.34 | $ (0.82) | $ 0.09 | $ (1.34) | $ 0.13 | $ 0.94 | $ 2.43 | $ (1.02) | $ (1.60) | $ 2.50 | $ (2.49)
Income from discontinued operations (in dollars per share) | 0.14 | (0.20) | 0.19 | 0.29 | 0.14 | (0.28) | 0.17 | 0.26 | 0.40 | 0.28 | 0.05
Basic (loss) earnings per share (in dollars per share) | 0.48 | (1.02) | 0.28 | (1.05) | 0.27 | 0.66 | 2.60 | (0.76) | (1.20) | 2.78 | (2.44)
Diluted earnings (loss) per share: |  |  |  |  |  |  |  |  |  |  |
(Loss) income from continuing operations (in dollars per share) | 0.34 | (0.82) | 0.09 | (1.34) | 0.13 | 0.94 | 2.42 | (1.02) | (1.60) | 2.48 | (2.49)
Income from discontinued operations (in dollars per share) | 0.14 | (0.20) | 0.19 | 0.29 | 0.14 | (0.28) | 0.17 | 0.26 | 0.40 | 0.28 | 0.05
Diluted (loss) earnings per share (in dollars per share) | $ 0.48 | $ (1.02) | $ 0.28 | $ (1.05) | $ 0.27 | $ 0.66 | $ 2.59 | $ (0.76) | $ (1.20) | $ 2.76 | $ (2.44)

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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration