XML 62 R30.htm IDEA: XBRL DOCUMENT v3.6.0.2
Debt Commitments and Contingencies (Tables)
 12 Months Ended
Dec. 31, 2016
Debt Disclosure [Abstract]  
Schedule of Debt Obligations and Letters of Credit Outstanding
Debt obligations and letters of credit outstanding at year end consisted of the following:
 
2016
 
2015
Outstanding loans under unsecured revolving Credit Facility
$
305,000

 
350,000

2.00% Senior unsecured promissory note payable
40,000

 
—

2.45% Senior unsecured promissory note payable
35,000

 
—

Note payable under asset purchase agreement
10,000

 
15,000

Total debt
390,000

 
365,000

   Less: Current portion of debt
(10,482
)
 
(62,050
)
Long-term debt
$
379,518

 
302,950

 
 
 
 
Outstanding letters of credit under unsecured revolving Credit Facility - contingent obligation
$
36,267

 
36,266