Consolidated Balance Sheets - USD ($) $ in Thousands		Jun. 30, 2015	Dec. 31, 2014	Jun. 30, 2014
Current assets:
Cash and cash equivalents		$ 144,372	$ 81,855	$ 110,817
Receivables, net		627,169	599,186	584,658
Inventories		314,405	289,410	318,573
Deferred income taxes		38,171	32,012	22,487
Prepayments and other current assets		81,355	83,763	91,165
Current assets held for sale		77,292	131,177	172,518
Total current assets		1,282,764	1,217,403	1,300,218
Investments		119,446	117,883	116,557
Property, plant and equipment		6,556,058	6,294,778	5,950,594
Less accumulated depreciation, depletion and amortization		2,444,134	2,386,113	2,325,423
Net property, plant and equipment		4,111,924	3,908,665	3,625,171
Deferred charges and other assets:
Goodwill	[1]	635,204	635,204	636,039
Other intangible assets, net		8,506	9,840	11,266
Other		362,407	322,943	245,441
Noncurrent assets held for sale		749,804	1,620,470	1,757,637
Total deferred charges and other assets		1,755,921	2,588,457	2,650,383
Total assets		7,270,055	7,832,408	7,692,329
Current liabilities:
Short-term borrowings		26,000	0	0
Long-term debt due within one year		418,539	268,552	41,646
Accounts payable		272,988	279,115	279,511
Taxes payable		38,966	39,955	37,447
Dividends payable		35,734	35,607	34,388
Accrued compensation		48,420	57,402	44,303
Other accrued liabilities		164,675	155,765	151,762
Current liabilities held for sale		74,943	154,728	231,619
Total current liabilities		1,080,265	991,124	820,676
Long-term debt		1,958,263	1,825,278	2,144,271
Deferred credits and other liabilities:
Deferred income taxes		753,103	714,022	668,497
Other liabilities		755,742	756,759	675,758
Noncurrent liabilities held for sale		35,790	295,441	318,685
Total deferred credits and other liabilities		1,544,635	1,766,222	1,662,940
Equity:
Preferred stocks		15,000	15,000	15,000
Common stockholders' equity:
Authorized - 500,000,000 shares, $1.00 par value. Shares issued - 195,411,301 at June 30, 2015,194,138,654 at June 30, 2014 and 194,754,812 at December 31, 2014		195,411	194,755	194,139
Other paid-in-capital		1,220,615	1,207,188	1,186,900
Retained earnings		1,155,777	1,762,827	1,645,291
Accumulated other comprehensive loss		(40,246)	(42,103)	(37,198)
Treasury stock at cost - 538,921 shares		(3,626)	(3,626)	(3,626)
Total common stockholders' equity		2,527,931	3,119,041	2,985,506
Total stockholders' equity		2,542,931	3,134,041	3,000,506
Noncontrolling interest		143,961	115,743	63,936
Total equity		2,686,892	3,249,784	3,064,442
Total liabilities and equity		$ 7,270,055	$ 7,832,408	$ 7,692,329

[1] Balance is presented net of accumulated impairment of $12.3 million at the pipeline and energy services segment, which occurred in prior periods.