Consolidated Condensed Balance Sheets (Unaudited) (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 15,003	$ 5,306
Marketable securities		138
Receivables:
Trade, net	64,548	51,094
Other	4,842	12,968
Prepaid expenses and other	12,743	13,406
Deferred income taxes	4,352	4,794
Total current assets	101,488	87,706
Revenue equipment, buildings and land, office equipment and other	509,867	515,622
Accumulated depreciation	(150,664)	(143,563)
Net property and equipment	359,203	372,059
Other assets	561	543
TOTAL ASSETS	461,252	460,308
Current liabilities:
Checks issued in excess of cash balances		1,066
Accounts payable and accrued liabilities	36,737	30,524
Insurance and claims accruals	15,136	17,653
Current maturities of long-term debt		19,346
Total current liabilities	51,873	68,589
Deferred income taxes	102,647	95,815
Total liabilities	154,520	164,404
Preferred stock, $.01 par value per share; 2,000,000 shares authorized; no shares issued and outstanding	0	0
Common stock, $.01 par value per share; 48,000,000 shares authorized; 21,984,597 shares at June 30, 2011, and 21,950,252 shares at December 31, 2010, issued and outstanding	220	220
Additional paid-in capital	79,324	78,428
Retained earnings	224,756	215,345
Total Marten Transport, Ltd. stockholders’ equity	304,300	293,993
Noncontrolling interest	2,432	1,911
Total stockholders’ equity	306,732	295,904
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 461,252	$ 460,308