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Student Receivables (Tables) | 6 Months Ended
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Jun. 30, 2019
Receivables [Abstract] |
Changes in Current and Non-Current Receivables Allowance | Changes in our current and non-current receivables allowance for the quarters and years to date ended June 30, 2019 and 2018 were as follows (dollars in thousands):
|  | Balance, Beginning of Period |  |  | Charges to Expense (1) |  |  | Amounts Written-off |  |  | Balance, End of Period |
For the quarter ended June 30, 2019 |  | $ | 27,929 |  |  | $ | 11,432 |  |  | $ | (8,631 | ) |  | $ | 30,730 |
For the quarter ended June 30, 2018 |  | $ | 22,551 |  |  | $ | 6,730 |  |  | $ | (5,013 | ) |  | $ | 24,268 |
For the year to date ended June 30, 2019 |  | $ | 24,836 |  |  | $ | 23,154 |  |  | $ | (17,260 | ) |  | $ | 30,730 |
For the year to date ended June 30, 2018 |  | $ | 22,534 |  |  | $ | 13,743 |  |  | $ | (12,009 | ) |  | $ | 24,268 |
(1) | Charges to expense include an offset for recoveries of amounts previously written off of $0.5 million and $1.2 million for the quarters ended June 30, 2019 and 2018, respectively, and $1.4 million and $2.5 million for the years to date ended June 30, 2019 and 2018, respectively.

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- Definition Tabular disclosure related to the reconciliation of changes in the allowance for doubtful accounts, including disclosures for bad debt expense and amounts written off. + References No definition available. + Details
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