XML 41 R23.htm IDEA: XBRL DOCUMENT v3.6.0.2
Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2016
Revenue Recognition  
Schedule of Revenue recognized when cash is received and on an accrual basis
Revenue recognized for the years ended December 31, 2016, 2015 and 2014 was as follows (in thousands of dollars):
 
Year Ended December 31,
 
2016
 
2015
 
2014
Revenue recognized on the accrual basis
$
47,099

 
72
%
 
$
27,043

 
55
%
 
$
12,545

 
33
%
Revenue recognized on the cash basis
17,986

 
28
%
 
22,460

 
45
%
 
25,645

 
67
%
Total
$
65,085

 
100
%
 
$
49,503

 
100
%
 
$
38,190

 
100
%
Revenue concentration risk | Revenue  
Concentration Risk  
Schedule of the Company's third-party payers as a percentage of total
The Company's third-party payers in excess of 10% of revenue and their related revenue as a percentage of total revenue were as follows:

 
Year Ended December 31,
 
2016
 
2015
 
2014
Medicare
27
%
 
26
%
 
26
%
UnitedHealthcare
12
%
 
14
%
 
18
%
Aetna
8
%
 
9
%
 
11
%
 
47
%
 
49
%
 
55
%
Gross receivables concentration risk | Accounts receivable  
Concentration Risk  
Schedule of the Company's third-party payers as a percentage of total
The Company's significant third-party payers and their related accounts receivable balance as a percentage of total accounts receivable were as follows:

 
December 31,
 
2016
 
2015
Medicare
18
%
 
31
%
UnitedHealthcare
8
%
 
25
%
Aetna
4
%
 
23
%