Supplemental Cash Flow Information

6 Months Ended

Jun. 30, 2018

Supplemental Cash Flow Information [Abstract]



	Six Months Ended June 30,
	2018		2017
Supplemental disclosure of cash flow information:
Interest paid	$	292	$	260
Income taxes paid	12		10
Supplemental disclosure of non-cash investing and financing activities:
Increase (decrease) in accounts payable for purchases of property and equipment	22		(8		)
Purchase of property and equipment under capital leases and installment purchases	17		18
Preferred stock dividends declared but not paid (see note 10)	28		—

The reconciliation of cash, cash equivalents, and restricted cash reported within various lines on the condensed consolidated balance sheet to amounts reported in the condensed consolidated statement of cash flows is shown below.



	June 30, 2018		December 31, 2017
Cash and cash equivalents	$	206	$	314
Restricted cash, current	125		121
Restricted cash reported within long-term prepaid rent and other assets, net	5		5
Cash, cash equivalents and restricted cash	$	336	$	440