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Schedule II - Valuation and Qualifying Accounts (Tables)
 12 Months Ended
Dec. 31, 2018
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
Schedule of Valuation and Qualifying Accounts
(In thousands)
Balance at
Beginning of
Period
 
Charged to
Costs and
Expenses
 
Write-offs
(Recoveries)
of Doubtful
Accounts
 
Balance at
End of
Period
Year ended December 31, 2018:
 
 
 
 
 
 
 
Allowance for doubtful accounts
$
8,250

 
$
672

 
$
309

 
$
8,613

Year ended December 31, 2017:
 
 
 
 
 
 
 
Allowance for doubtful accounts
$
9,183

 
$
184

 
$
1,117

 
$
8,250

Year ended December 31, 2016:
 
 
 
 
 
 
 
Allowance for doubtful accounts
$
10,298

 
$
(245
)
 
$
870

 
$
9,183


(In thousands)
Balance at
Beginning of
Period
 
Charged to
Costs and
Expenses (1)
 
Write-offs
(Recoveries)
of Doubtful
Accounts
 
Balance at
End of
Period
Year ended December 31, 2018:
 
 
 
 
 
 
 
Allowance for doubtful student notes
$
21,026

 
$
17,858

 
$
19,523

 
$
19,361

Year ended December 31, 2017:
 
 
 
 
 
 
 
Allowance for doubtful student notes
$
15,682

 
$
15,917

 
$
10,573

 
$
21,026

Year ended December 31, 2016:
 
 
 
 
 
 
 
Allowance for doubtful student notes
$
8,622

 
$
19,019

 
$
11,959

 
$
15,682


(1) Includes $14,277 recorded as a reduction of revenues after adopting the new revenue recognition standard effective January 1, 2018.