Supplemental Cash Flow Information (Tables)

9 Months Ended

Sep. 30, 2018

Schedule of Cash, Cash Equivalents and Restricted Cash [Line Items]

Schedule of Cash, Cash Equivalents and Restricted Cash [Table Text Block]

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.

	September 30, 2018		December 31, 2017
Cash and cash equivalents	$	323	$	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	$	453	$	440

Supplemental Disclosure of Cash Flow Information and Non-cash Investing and Financing Activities

	Nine Months Ended September 30,
	2018		2017
Supplemental disclosure of cash flow information:
Interest paid	$	503	$	420
Income taxes paid	15		14
Supplemental disclosure of non-cash investing and financing activities:
Increase (decrease) in accounts payable for purchases of property and equipment	25		(5		)
Purchase of property and equipment under capital leases and installment purchases	28		25
Preferred stock dividends declared but not paid (see note 10)	—		30