CONDENSED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 2,515	$ 24,299
Accounts receivable:
Trade - less allowance for doubtful accounts	321,725	417,325
Other	90,035	115,598
Inventories - net	185,938	192,354
Prepaid expenses and other current assets	58,256	43,016
Deferred income taxes	12,511	10,562
Total current assets	670,980	803,154
Property and equipment	4,004,022	3,717,398
Less accumulated depreciation	(1,249,661)	(1,127,900)
Property and equipment - net	2,754,361	2,589,498
Goodwill	588,241	591,405
Other assets	152,357	157,852
Total assets	4,165,939	4,141,909
Current liabilities:
Current portion of long-term debt	0	116,700
Income taxes payable	1,669	3,470
Accounts payable	158,154	222,020
Accrued liabilities	191,097	201,033
Deferred revenues	39,422	50,804
Total current liabilities	390,342	594,027
Long-term debt - less current portion	810,448	600,000
Deferred income taxes	620,320	595,769
Other long-term liabilities	91,151	87,200
Total long-term liabilities	$ 1,521,919	$ 1,282,969
Contingencies and commitments
Kirby stockholders' equity:
Common stock, $.10 par value per share. Authorized 120,000,000 shares, issued 59,776,000 shares	$ 5,978	$ 5,978
Additional paid-in capital	432,132	428,475
Accumulated other comprehensive income - net	(56,316)	(61,037)
Retained earnings	2,150,142	1,974,146
Treasury stock - at cost, 5,415,000 at September 30, 2015 and 2,906,000 at December 31, 2014	(289,165)	(93,526)
Total Kirby stockholders' equity	2,242,771	2,254,036
Noncontrolling interests	10,907	10,877
Total equity	2,253,678	2,264,913
Total liabilities and equity	$ 4,165,939	$ 4,141,909