v3.20.2

Segment and Geographic Information - Concentration Risk (Details) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2020 USD ($) | Jun. 30, 2019 USD ($) | Jun. 30, 2020 USD ($) segment | Jun. 30, 2019 USD ($) | Dec. 31, 2019 USD ($)
Segment Information |  |  |  |  |
Number of reportable segments (in segments) | segment |  |  | 2 |  |
Revenue | $ 182,687 | $ 135,461 | $ 358,166 | $ 257,695 |
Accounts receivable, net | 71,580 |  | 71,580 |  | $ 33,655
Graduate Program Segment |  |  |  |  |
Segment Information |  |  |  |  |
Revenue | 115,685 | 101,403 | 234,142 | 205,577 |
Alternative Credential Segment |  |  |  |  |
Segment Information |  |  |  |  |
Revenue | 67,002 | 34,058 | 124,024 | 52,118 |
University client A | Customer concentration risk | Sales Revenue, Net | Graduate Program Segment |  |  |  |  |
Segment Information |  |  |  |  |
Revenue | $ 18,800 | $ 21,200 | $ 36,300 | $ 43,800 |
Percentage of concentration of credit risk | 10.00% | 16.00% | 10.00% | 17.00% |
University client A | Customer concentration risk | Revenue segment | Alternative Credential Segment |  |  |  |  |
Segment Information |  |  |  |  |
Revenue | $ 9,200 |  | $ 17,100 |  |
Percentage of concentration of credit risk | 14.00% |  | 14.00% |  |
University client A | Credit concentration risk | Accounts receivable, net | Graduate Program Segment |  |  |  |  |
Segment Information |  |  |  |  |
Percentage of concentration of credit risk |  |  | 21.00% |  | 18.00%
Accounts receivable, net | $ 15,200 |  | $ 15,200 |  | $ 6,100
University client B | Customer concentration risk | Revenue segment | Alternative Credential Segment |  |  |  |  |
Segment Information |  |  |  |  |
Percentage of concentration of credit risk | 37.00% |  |  |  |
University client B | Credit concentration risk | Accounts receivable, net | Graduate Program Segment |  |  |  |  |
Segment Information |  |  |  |  |
Percentage of concentration of credit risk |  |  |  |  | 15.00%
Accounts receivable, net |  |  |  |  | $ 4,900
University client C | Customer concentration risk | Revenue segment | Alternative Credential Segment |  |  |  |  |
Segment Information |  |  |  |  |
Percentage of concentration of credit risk |  |  | 56.00% |  |

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