CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Jun. 30, 2016	Dec. 31, 2015
Assets
Cash and cash equivalents	$ 283	$ 133
Accounts receivable, net of allowance for doubtful accounts of $289 and $254 at June 30, 2016 and December 31, 2015, respectively	975	901
Inventories	80	84
Prepaid expenses and other current assets	163	207
Assets held for sale	9	176
Total current assets	1,510	1,501
Property, plant and equipment, net	937	925
Goodwill	5,996	5,905
Intangible assets, net	990	984
Investment in equity method investees	453	473
Other assets	223	174
Total assets	10,109	9,962
Liabilities and Stockholders' Equity
Accounts payable and accrued expenses	1,104	1,014
Current portion of long-term debt	7	159
Total current liabilities	1,111	1,173
Long-term debt	3,835	3,492
Other liabilities	520	514
Redeemable noncontrolling interest	74	70
Quest Diagnostics stockholders’ equity:
Common stock, par value $0.01 per share; 600 shares authorized at both June 30, 2016 and December 31, 2015; 216 shares issued at both June 30, 2016 and December 31, 2015	2	2
Additional paid-in capital	2,472	2,481
Retained earnings	6,384	6,199
Accumulated other comprehensive loss	(56)	(38)
Treasury stock, at cost; 77 shares and 73 shares at June 30, 2016 and December 31, 2015, respectively	(4,265)	(3,960)
Total Quest Diagnostics stockholders' equity	4,537	4,684
Noncontrolling interests	32	29
Total stockholders' equity	4,569	4,713
Total liabilities and stockholders' equity	$ 10,109	$ 9,962