Supplemental Condensed Consolidating Financial Information and Other Collateral-Related Information - Schedule of Condensed Consolidating Balance Sheet (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 414	$ 705	$ 373	$ 411
Accounts receivable, net	5,208	4,672
Inventories	1,179	1,086
Deferred income taxes	489	385
Other	747	915
Total current assets	8,037	7,763
Property and equipment, net	13,619	13,185
Investments of insurance subsidiaries	448	515
Investments in and advances to affiliates	121	104
Goodwill and other intangible assets	5,903	5,539
Deferred loan costs	237	290
Other	466	679
Total assets	28,831	28,075
Current liabilities:
Accounts payable	1,803	1,768
Accrued salaries	1,193	1,120
Other accrued expenses	1,913	1,849
Long-term debt due within one year	786	1,435
Total current liabilities	5,695	6,172
Long-term debt	27,590	27,495
Intercompany balances
Professional liability risks	949	973
Income taxes and other liabilities	1,525	1,776
Total liabilities	35,759	36,416
Stockholders' (deficit) equity attributable to HCA Holdings, Inc.	(8,270)	(9,660)
Noncontrolling interests	1,342	1,319
Total stockholders' deficit	(6,928)	(8,341)	(7,014)	(10,794)
Total liabilities and stockholders' deficit	28,831	28,075
HCA Holdings, Inc. Issuer [Member]
Current assets:
Cash and cash equivalents		22		6
Accounts receivable, net
Inventories
Deferred income taxes	489	385
Other		122
Total current assets	489	529
Property and equipment, net
Investments of insurance subsidiaries
Investments in and advances to affiliates	20,356	18,481
Goodwill and other intangible assets
Deferred loan costs	30	32
Other	250	469
Total assets	21,125	19,511
Current liabilities:
Accounts payable	1
Accrued salaries
Other accrued expenses	272	30
Long-term debt due within one year
Total current liabilities	273	30
Long-term debt	2,525	2,525
Intercompany balances	26,107	26,131
Professional liability risks
Income taxes and other liabilities	490	485
Total liabilities	29,395	29,171
Stockholders' (deficit) equity attributable to HCA Holdings, Inc.	(8,270)	(9,660)
Noncontrolling interests
Total stockholders' deficit	(8,270)	(9,660)
Total liabilities and stockholders' deficit	21,125	19,511
HCA Inc. Issuer [Member]
Current assets:
Cash and cash equivalents
Accounts receivable, net
Inventories
Deferred income taxes
Other
Total current assets
Property and equipment, net
Investments of insurance subsidiaries
Investments in and advances to affiliates
Goodwill and other intangible assets
Deferred loan costs	207	258
Other
Total assets	207	258
Current liabilities:
Accounts payable
Accrued salaries
Other accrued expenses	353	567
Long-term debt due within one year	702	1,360
Total current liabilities	1,055	1,927
Long-term debt	24,701	24,304
Intercompany balances	(10,513)	(12,407)
Professional liability risks
Income taxes and other liabilities	296	442
Total liabilities	15,539	14,266
Stockholders' (deficit) equity attributable to HCA Holdings, Inc.	(15,332)	(14,008)
Noncontrolling interests
Total stockholders' deficit	(15,332)	(14,008)
Total liabilities and stockholders' deficit	207	258
Subsidiary Guarantors [Member]
Current assets:
Cash and cash equivalents	112	383	115	156
Accounts receivable, net	2,565	2,448
Inventories	692	629
Deferred income taxes
Other	301	342
Total current assets	3,670	3,802
Property and equipment, net	7,504	7,417
Investments of insurance subsidiaries
Investments in and advances to affiliates	13	16
Goodwill and other intangible assets	1,695	1,697
Deferred loan costs
Other	48	31
Total assets	12,930	12,963
Current liabilities:
Accounts payable	1,169	1,203
Accrued salaries	694	638
Other accrued expenses	464	464
Long-term debt due within one year	45	39
Total current liabilities	2,372	2,344
Long-term debt	181	173
Intercompany balances	(19,428)	(17,130)
Professional liability risks
Income taxes and other liabilities	521	629
Total liabilities	(16,354)	(13,984)
Stockholders' (deficit) equity attributable to HCA Holdings, Inc.	29,185	26,847
Noncontrolling interests	99	100
Total stockholders' deficit	29,284	26,947
Total liabilities and stockholders' deficit	12,930	12,963
Subsidiary Non-Guarantors [Member]
Current assets:
Cash and cash equivalents	302	300	258	249
Accounts receivable, net	2,643	2,224
Inventories	487	457
Deferred income taxes
Other	446	451
Total current assets	3,878	3,432
Property and equipment, net	6,115	5,768
Investments of insurance subsidiaries	448	515
Investments in and advances to affiliates	108	88
Goodwill and other intangible assets	4,208	3,842
Deferred loan costs
Other	168	179
Total assets	14,925	13,824
Current liabilities:
Accounts payable	633	565
Accrued salaries	499	482
Other accrued expenses	824	788
Long-term debt due within one year	39	36
Total current liabilities	1,995	1,871
Long-term debt	183	493
Intercompany balances	3,834	3,406
Professional liability risks	949	973
Income taxes and other liabilities	218	220
Total liabilities	7,179	6,963
Stockholders' (deficit) equity attributable to HCA Holdings, Inc.	6,503	5,642
Noncontrolling interests	1,243	1,219
Total stockholders' deficit	7,746	6,861
Total liabilities and stockholders' deficit	14,925	13,824
Eliminations [Member]
Current assets:
Cash and cash equivalents
Accounts receivable, net
Inventories
Deferred income taxes
Other
Total current assets
Property and equipment, net
Investments of insurance subsidiaries
Investments in and advances to affiliates	(20,356)	(18,481)
Goodwill and other intangible assets
Deferred loan costs
Other
Total assets	(20,356)	(18,481)
Current liabilities:
Accounts payable
Accrued salaries
Other accrued expenses
Long-term debt due within one year
Total current liabilities
Long-term debt
Intercompany balances
Professional liability risks
Income taxes and other liabilities
Total liabilities
Stockholders' (deficit) equity attributable to HCA Holdings, Inc.	(20,356)	(18,481)
Noncontrolling interests
Total stockholders' deficit	(20,356)	(18,481)
Total liabilities and stockholders' deficit	$ (20,356)	$ (18,481)