Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 89,510	$ 17,229
Accounts receivable	178,486	222,409
Prepaid expenses	14,997	10,182
Other current assets	15,332	8,111
Total current assets	298,325	257,931
Property, plant and equipment:
Gathering systems	6,230,163	5,974,940
Other fixed assets	350,971	175,411
Less: Accumulated depreciation	(938,464)	(859,551)
Total property, plant and equipment, net	5,642,670	5,290,800
Investments in unconsolidated affiliates	1,976,052	1,936,603
Intangible customer relationships, net	366,446	372,391
Deferred loan costs, net	65,620	59,721
Total assets	8,349,113	7,917,446
Current liabilities:
Accounts payable	31,716	37,520
Accrued liabilities	295,993	268,952
Total current liabilities	327,709	306,472
Long-term liabilities:
Long-term debt	3,655,565	3,249,230
Other liabilities	9,583	8,954
Total long-term liabilities	3,665,148	3,258,184
Commitments and contingencies (Note 7)
Partners’ capital:
General partner interest	117,305	114,393
Total partners’ capital attributable to Access Midstream Partners, L.P.	4,044,624	4,098,906
Noncontrolling interest	311,632	253,884
Total partners’ capital	4,356,256	4,352,790
Total liabilities and partners’ capital	8,349,113	7,917,446
Common Units
Partners’ capital:
Limited partner units	3,599,749	3,343,145
Convertible Class B Units
Partners’ capital:
Limited partner units	327,570	318,472
Subordinated Class C Units
Partners’ capital:
Limited partner units		$ 322,896