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Description of Business and Summary of Significant Accounting Policies (Tables)
 3 Months Ended
Mar. 31, 2018
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of New Accounting Pronouncements and Changes in Accounting Principles
The reconciliation of amounts previously reported to the revised amounts upon adoption are as follows:
Three Months Ended March 31, 2017
 
Previously reported
 
Adjustments
 
As revised
 
 
 
 
 
 
 
Operating activities
 
$
(22,011
)
 
$
197

 
$
(21,814
)
Financing activities
 
$
(1,028
)
 
$
4,651

 
$
3,623

Net change in cash, cash equivalents, and restricted cash (1)
 
$
(27,821
)
 
$
(4,848
)
 
$
(22,973
)
 
 
 
 
 
 
 
(1) Previously titled: net change in cash and cash equivalents