Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Current Assets:
Cash and cash equivalents	$ 70,103	$ 113,396
Restricted cash	30,537	8,755
Marine operating supplies	5,465	5,165
Inventories	1,523	1,604
Prepaid expenses and other current assets	27,963	21,263
Total current assets	135,591	150,183
Property and equipment, net	315,330	285,979
Goodwill	22,105	22,105
Intangibles, net	7,580	7,975
Deferred tax asset	1,078
Right-to-use lease assets	6,027
Other long-term assets	6,096	7,167
Total assets	493,807	473,409
Current Liabilities:
Unearned passenger revenues	129,505	123,489
Accounts payable and accrued expenses	31,176	33,944
Lease liabilities - current	1,166
Long-term debt - current	2,000	2,000
Total current liabilities	163,847	159,433
Long-term debt, less current portion	188,005	188,089
Deferred tax liabilities		2,787
Lease liabilities	5,026
Other long-term liabilities	1,379	554
Total liabilities	358,257	350,863
COMMITMENTS AND CONTINGENCIES
REDEEMABLE NONCONTROLLING INTEREST	6,908	6,502
STOCKHOLDERS’ EQUITY
Preferred stock, $0.0001 par value, 1,000,000 shares authorized; no shares issued and outstanding
Common stock, $0.0001 par value, 200,000,000 shares authorized; 45,768,715 and 45,814,925 issued, 45,608,143 and 45,442,728 outstanding as of March 31, 2019 and December 31, 2018, respectively	5	5
Additional paid-in capital	41,102	41,539
Retained earnings	89,844	75,171
Accumulated other comprehensive income	(2,309)	(671)
Total stockholders' equity	128,642	116,044
Total liabilities, stockholders' equity and redeemable noncontrolling interest	$ 493,807	$ 473,409