| OTHER INFORMATION | 
OTHER INFORMATION  
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   | 
December 31,  | 
 
   | 
2017  | 
   | 
2016  | 
 
   | 
(in thousands)  | 
 
The following details the components of “Other current assets”:  | 
   | 
   | 
   | 
 
Cash held in escrow  | 
$  | 
6,628  | 
 
  | 
   | 
$  | 
2,983  | 
 
  | 
 
Inventory  | 
17,467  | 
 
  | 
   | 
15,114  | 
 
  | 
 
Other  | 
31,308  | 
 
  | 
   | 
31,677  | 
 
  | 
 
Total other current assets  | 
$  | 
55,403  | 
 
  | 
   | 
$  | 
49,774  | 
 
  | 
 
   | 
   | 
   | 
   | 
 
The following details the components of “Other long-term assets”:  | 
   | 
 
  | 
   | 
   | 
 
  | 
 
Long-term advances  | 
$  | 
359,528  | 
 
  | 
   | 
$  | 
208,977  | 
 
  | 
 
Investments in nonconsolidated affiliates  | 
105,271  | 
 
  | 
   | 
82,032  | 
 
  | 
 
Other  | 
147,909  | 
 
  | 
   | 
120,285  | 
 
  | 
 
Total other long-term assets  | 
$  | 
612,708  | 
 
  | 
   | 
$  | 
411,294  | 
 
  | 
 
   | 
   | 
   | 
   | 
 
The following details the components of “Accrued expenses”:  | 
   | 
 
  | 
   | 
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  | 
 
Accrued compensation and benefits  | 
$  | 
233,459  | 
 
  | 
   | 
$  | 
192,167  | 
 
  | 
 
Accrued event expenses  | 
247,380  | 
 
  | 
   | 
192,599  | 
 
  | 
 
Accrued insurance  | 
97,606  | 
 
  | 
   | 
65,941  | 
 
  | 
 
Accrued legal  | 
129,882  | 
 
  | 
   | 
22,904  | 
 
  | 
 
Collections on behalf of others  | 
48,099  | 
 
  | 
   | 
31,233  | 
 
  | 
 
Other  | 
352,820  | 
 
  | 
   | 
276,650  | 
 
  | 
 
Total accrued expenses  | 
$  | 
1,109,246  | 
 
  | 
   | 
$  | 
781,494  | 
 
  | 
 
   | 
   | 
   | 
   | 
 
The following details the components of “Other current liabilities”:  | 
   | 
 
  | 
   | 
   | 
 
  | 
 
Contingent and deferred purchase consideration  | 
$  | 
143,809  | 
 
  | 
   | 
$  | 
23,301  | 
 
  | 
 
Other  | 
16,829  | 
 
  | 
   | 
15,754  | 
 
  | 
 
Total other current liabilities  | 
$  | 
160,638  | 
 
  | 
   | 
$  | 
39,055  | 
 
  | 
 
   | 
   | 
 
  | 
   | 
   | 
 
  | 
 
The following details the components of “Other long-term liabilities”:  | 
   | 
 
  | 
   | 
   | 
 
  | 
 
Deferred revenue  | 
9,569  | 
 
  | 
   | 
5,506  | 
 
  | 
 
Contingent and deferred purchase consideration  | 
41,946  | 
 
  | 
   | 
46,228  | 
 
  | 
 
Other  | 
122,876  | 
 
  | 
   | 
98,057  | 
 
  | 
 
Total other long-term liabilities  | 
$  | 
174,391  | 
 
  | 
   | 
$  | 
149,791  | 
 
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