The following table presents short-term and long-term debt by issuance as of March 31, 2016 and December 31, 2015:



	Issuance Date	Maturity Date	2016			2015
Short-term debt and current portion of long-term debt:
Syndicated revolving credit facility	Various	Various	$	705,000		$	870,000
Capital lease obligations	Various	Various		4,143			4,811
Short-term debt and current portion of long-term debt				709,143			874,811
Long-term debt:
Senior notes:
4.000% senior notes, less unamortized discount and debt issuance costs of $11,309 and $11,619, respectively	5/15/2015	6/15/2025		888,691			888,381
5.500% senior notes, less unamortized discount and debt issuance costs of $5,182 and $5,226, respectively	5/15/2015	6/15/2045		344,818			344,774
4.125% senior notes, less unamortized discount and debt issuance costs of $3,963 and $4,117, respectively	9/12/2012	9/12/2022		346,037			345,883
4.875% senior notes, less unamortized discount and debt issuance costs of $1,836 and $2,002, respectively	12/8/2011	1/15/2019		248,164			247,998
5.800% senior notes, less unamortized discount and debt issuance costs of $2,755 and $2,892, respectively	4/6/2011	5/1/2021		447,245			447,108
Capital lease obligations	Various	Various		2,164			2,317
Syndicated revolving credit facility debt issuance costs	Various	Various		(5,240	)		(5,557	)
Long-term debt				2,271,879			2,270,904
Total debt			$	2,981,022		$	3,145,715