CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Assets
Cash and cash equivalents	$ 359	$ 133
Accounts receivable, net of allowance for doubtful accounts of $265 and $254 as of December 31, 2016 and 2015, respectively	926	901
Inventories	82	84
Prepaid expenses and other current assets	155	207
Assets held for sale	9	176
Total current assets	1,531	1,501
Property, plant and equipment, net	1,029	925
Goodwill	6,000	5,905
Intangible assets, net	949	984
Investments in equity method investees	443	473
Other assets	148	174
Total assets	10,100	9,962
Liabilities and Stockholders' Equity
Accounts payable and accrued expenses	975	1,014
Current portion of long-term debt	6	159
Total current liabilities	981	1,173
Long-term debt	3,728	3,492
Other liabilities	654	514
Commitments and contingencies
Quest Diagnostics stockholders’ equity:
Common stock, par value $0.01 per share; 600 shares authorized as of both December 31, 2016 and 2015; 216 shares issued as of both December 31, 2016 and 2015	2	2
Additional paid-in capital	2,545	2,481
Retained earnings	6,613	6,199
Accumulated other comprehensive (loss) income	(72)	(38)
Treasury stock, at cost; 79 shares and 73 shares as of December 31, 2016 and 2015, respectively	(4,460)	(3,960)
Total Quest Diagnostics stockholders' equity	4,628	4,684
Noncontrolling interests	32	29
Total stockholders' equity	4,660	4,713
Total liabilities and stockholders' equity	$ 10,100	$ 9,962