Commitments and Contingencies - Additional Information (Detail) $ in Millions	3 Months Ended		12 Months Ended
	Dec. 31, 2016 USD ($) Patent		Dec. 31, 2016 USD ($)		Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Loss Contingencies [Line Items]
Rental expense under operating lease agreements			$ 1,400		$ 1,100	$ 961
Capital Lease Obligations, Current	$ 3,997		3,997		3,000
Finance Lease Obligations Current	144		144		99
Long-term capital lease obligations	5,080		5,080		4,212
Long-term finance lease obligations	2,439		2,439		1,736
Unrecognized Tax Benefits	1,710	[1]	1,710	[1]	1,181	$ 710	$ 407
Pledged or otherwise restricted cash, marketable securities, and certain fixed assets as collateral	$ 715		$ 715		$ 418
Smartflash LLC and Smartflash Technologies Limited
Loss Contingencies [Line Items]
Number of patents allegedly infringed | Patent	7

[1] Deferred tax assets related to net operating losses and tax credits are presented net of tax contingencies.