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Related Party Transactions (Details) - USD ($) |  |  | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Feb. 06, 2017 | Dec. 16, 2015 | Feb. 28, 2017 | Dec. 31, 2016 | Mar. 31, 2017 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Class A Common Stock | IPO |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Sale of stock, number of shares issued in transaction (in shares) | 35,000,000 |  |  |  |  |  |  |
Series A Preferred Stock |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Preferred stock dividends declared and paid |  |  |  |  |  | $ 11,103,000 | $ 18,052,000 |
Affiliated Entity | Series A Preferred Stock | KKR And Snow Phipps |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Sale of stock, number of shares issued in transaction (in shares) |  |  |  | 60,000 |  |  |  |
Preferred stock dividends declared and paid |  |  |  |  |  | $ 2,000 | 3,644,000 |
Affiliated Entity | Series A-2 Preferred Stock | KKR And Snow Phipps |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Sale of stock, number of shares issued in transaction (in shares) |  |  |  | 15,000 |  |  |  |
Majority Shareholder | Notes Payable | Wengen |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Note payable to related party |  | $ 11,000,000 |  |  |  |  |  |
Term of related party loan |  | 3 years |  |  |  |  |  |
Majority Shareholder | Notes Payable | London Interbank Offered Rate (LIBOR) | Wengen |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate |  | 4.25% |  |  |  |  |  |
Floor interest rate |  | 1.25% |  |  |  |  |  |
Transactions Between Laureate And Santa Fe University of Arts and Design (SFUAD) | Affiliated Entity | Santa Fe University of Arts and Design (SFUAD) [Member] |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Due to related party |  |  |  |  |  |  | 1,250,000 |
Transaction Between Laureate and Sylvan Laureate Foundation | Affiliated Entity | Sylvan Laureate Foundation |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Related party transaction, amounts of transaction |  |  |  |  | $ 2,000,000 |  |  |
Transaction Between Laureate And An Affiliate Of One Of The Wengen Investors | Affiliated Entity |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Related party transaction, amounts of transaction |  |  |  |  |  |  | 2,768,000 | $ 185,000
Transaction Between Laureate And An Affiliate Of One Of The Wengen Investors | Affiliated Entity | Class A Common Stock | IPO |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Sale of stock, number of shares issued in transaction (in shares) |  |  | 3,571,000 |  |  |  |  |
Transaction Between Laureate and I/O Data Centers, LLC (I/O) | Affiliated Entity | I/O Data Centers, LLC And Affiliates |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Costs incurred in transactions with related party |  |  |  |  |  |  | $ 500,000 | $ 900,000

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