CONDENSED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 9,425	$ 7,800
Accounts receivable:
Trade - less allowance for doubtful accounts	382,465	417,644
Other	99,736	104,239
Inventories - net	410,261	507,441
Prepaid expenses and other current assets	56,646	59,365
Total current assets	958,533	1,096,489
Property and equipment	5,311,754	5,011,824
Accumulated depreciation	(1,518,022)	(1,472,022)
Property and equipment - net	3,793,732	3,539,802
Operating lease right-of-use assets	156,798	0
Goodwill	953,826	953,826
Other intangibles - net	210,173	224,197
Other assets	54,823	57,280
Total assets	6,127,885	5,871,594
Current liabilities:
Bank notes payable	15	19
Income taxes payable	1,196	2,794
Accounts payable	212,279	278,057
Accrued liabilities	225,402	246,789
Current portion of operating lease liabilities	29,001	0
Deferred revenues	49,098	80,123
Total current liabilities	516,991	607,782
Long-term debt, net - less current portion	1,434,417	1,410,169
Deferred income taxes	585,507	542,785
Operating lease liabilities	135,017	0
Other long-term liabilities	81,455	94,557
Total long-term liabilities	2,236,396	2,047,511
Contingencies and commitments
Kirby stockholders' equity:
Common stock, $0.10 par value per share. Authorized 120,000,000 shares, issued 65,472,000 shares	6,547	6,547
Additional paid-in capital	832,892	823,347
Accumulated other comprehensive income - net	(27,413)	(33,511)
Retained earnings	2,863,162	2,723,592
Treasury stock - at cost, 5,544,000 shares at September 30, 2019 and 5,608,000 at December 31, 2018	(303,667)	(306,788)
Total Kirby stockholders' equity	3,371,521	3,213,187
Noncontrolling interests	2,977	3,114
Total equity	3,374,498	3,216,301
Total liabilities and equity	$ 6,127,885	$ 5,871,594