Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 46,107	$ 83,903
Receivables, net	630,243	582,475
Inventories	238,273	240,551
Prepayments and other current assets	48,461	29,528
Current assets held for sale	14,391	54,847
Total current assets	977,475	991,304
Investments	125,866	119,704
Property, plant and equipment (Note 1)	6,510,229	6,387,702
Less accumulated depreciation, depletion and amortization	2,578,902	2,489,322
Net property, plant and equipment	3,931,327	3,898,380
Deferred charges and other assets:
Goodwill (Note 3)	631,791	635,204	[1]
Other intangible assets, net (Note 3)	5,925	7,342
Other	415,419	351,603
Noncurrent assets held for sale	196,664	561,617
Total deferred charges and other assets	1,249,799	1,555,766
Total assets	6,284,467	6,565,154
Current liabilities:
Long-term debt due within one year	43,598	238,539
Accounts payable	279,962	286,061
Taxes payable	48,164	46,880
Dividends payable	37,767	36,784
Accrued compensation	65,867	45,192
Other accrued liabilities	184,377	167,322
Current liabilities held for sale	9,924	126,483
Total current liabilities	669,659	947,261
Long-term debt (Note 6)	1,746,561	1,557,624
Deferred credits and other liabilities:
Deferred income taxes	668,226	663,629
Other	883,777	812,342
Noncurrent liabilities held for sale	0	63,750
Total deferred credits and other liabilities	1,552,003	1,539,721
Commitments and contingencies (Notes 14, 16 and 17)
Equity:
Preferred stocks (Note 8)	15,000	15,000
Common stockholders' equity:
Common stock (Note 9) Authorized - 500,000,000 shares, $1.00 par value Issued - 195,843,297 shares in 2016 and 195,804,665 shares in 2015	195,843	195,805
Other paid-in capital	1,232,478	1,230,119
Retained earnings	912,282	996,355
Accumulated other comprehensive loss	(35,733)	(37,148)
Treasury stock at cost - 538,921 shares	(3,626)	(3,626)
Total common stockholders' equity	2,301,244	2,381,505
Total stockholders' equity	2,316,244	2,396,505
Noncontrolling interest	0	124,043
Total equity	2,316,244	2,520,548
Total liabilities and equity	$ 6,284,467	$ 6,565,154

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