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Accrued Expenses and Other Liabilities
12 Months Ended
Dec. 31, 2018
Payables and Accruals [Abstract]  
Accrued Expenses and Other Liabilities
Accrued Expenses and Other Liabilities
Accrued expenses and other liabilities consist of the following (in thousands): 
 
 
December 31,
 
 
2018
 
2017
Accrued employee compensation
 
$
39,738

 
$
30,298

Operating lease obligations
 
7,857

 
9,202

Accrued interest
 
8,436

 
6,054

Accrued professional fees
 
9,199

 
5,837

Other accrued expenses
 
33,406

 
45,839

Total
 
$
98,636

 
$
97,230