Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 67,127	$ 43,591
Accounts receivable, net of allowance of $4,567 in 2020 and $1,440 in 2019	74,880	81,205
Drivers' advances and other receivables, net of allowance of $742 in 2020 and $692 in 2019	20,929	8,507
Inventory and supplies	3,571	4,210
Prepaid expenses	10,415	11,707
Assets held for sale	66,005	12,010
Income taxes receivable	4,566	5,403
Other short-term assets	715	1,132
Current assets of discontinued operations	98,131	86,620
Total current assets	346,339	254,385
Property and equipment, at cost	523,677	725,383
Less: accumulated depreciation and amortization	(130,725)	(208,180)
Net property and equipment	392,952	517,203
Goodwill	42,518	42,518
Other intangibles, net	26,822	29,615
Other assets, net	52,458	37,919
Total assets	861,089	881,640
Current liabilities:
Checks outstanding in excess of bank balances	613	592
Accounts payable	18,514	19,500
Accrued expenses	37,896	31,840
Current maturities of long-term debt	53,482	54,377
Current portion of finance lease obligations	7,125	7,258
Current portion of operating lease obligations	18,407	19,460
Current portion of insurance and claims accrual	23,810	21,800
Other short-term liabilities	757	185
Current liabilities of discontinued operations	5,494	6,245
Total current liabilities	166,098	161,257
Long-term debt	216,632	200,177
Long-term portion of finance lease obligations	25,609	26,010
Long-term portion of operating lease obligations	30,225	40,882
Insurance and claims accrual	37,036	20,295
Deferred income taxes	70,563	80,330
Other long-term liabilities	7,995	2,578
Total liabilities	554,158	531,529
Commitments and contingent liabilities	0	0
Stockholders' equity:
Additional paid-in-capital	142,657	141,885
Treasury stock at cost; 1,427,704 and no shares as of June 30, 2020 and December 31, 2019, respectively	(17,446)	0
Accumulated other comprehensive loss	(2,964)	(1,014)
Retained earnings	184,487	209,043
Total stockholders' equity	306,931	350,111
Total liabilities and stockholders' equity	861,089	881,640
Common Class A [Member]
Stockholders' equity:
Common stock	173	173
Common Class B [Member]
Stockholders' equity:
Common stock	$ 24	$ 24