Note 15 - Stockholders' Equity (Details Textual) - USD ($)									1 Months Ended	3 Months Ended												12 Months Ended
	Jun. 04, 2024	Jul. 19, 2023	Jun. 01, 2023	Sep. 02, 2022	Jun. 27, 2022	Jun. 21, 2022	Jun. 01, 2022	Mar. 25, 2022	Jun. 30, 2022	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Feb. 29, 2024
Stock Repurchased and Retired During Period, Value																						$ 35,517,000
Stock Issued During Period, Shares, Warrant Exercises																						55	350,295	970,648
Stock Issued During Period, Shares, New Issues		14,835,000		3,933,376
Stock Issued During Period, Shares, Warrants and Stock Options Exercised (in shares)		420,896																						982,648
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period (in shares)																							11,834	12,000
Stock Issued During Period, Shares, Acquisitions					3,522,117	371,517
Proceeds from Issuance of Common Stock		$ 150,400,000		$ 85,000,000
Shares Issued, Price Per Share (in dollars per share)		$ 10.5		$ 21.61
Common Stock, Dividends, Per Share, Declared																						$ 0.16	$ 0.1	$ 0.1
Payments of Dividends																						$ 20,058,000	$ 11,864,000	$ 10,412,000
Common Stock, Shares, Outstanding, Ending Balance (in shares)										126,067,436				128,420,923								126,067,436	128,420,923
Class of Warrant or Right, Outstanding (in shares)										7,934,922				7,934,977								7,934,922	7,934,977
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)										$ 11.5												$ 11.5
O, 2024, Q4, Dividends [Member]
Common Stock, Dividends, Per Share, Declared										$ 0.04
Dividends										$ 5,000,000
Dividends Payable										86,000												$ 86,000
O, 2024, Q4, Dividend Equivalent, Dividends [Member]
Dividends										531,000
O, 2024, Q3, Dividends [Member]
Common Stock, Dividends, Per Share, Declared											$ 0.04
Dividends											$ 5,000,000
Dividends Payable											86,000
O, 2024, Q3, Dividend Equivalent, Dividends [Member]
Dividends											$ 534,000
O, 2024, Q2, Dividends [Member]
Common Stock, Dividends, Per Share, Declared												$ 0.04
Dividends												$ 5,000,000
Dividends Payable												84,000
O, 2024, Q2, Dividend Equivalent, Dividends [Member]
Dividends												$ 538,000
O, 2024, Q1, Dividends [Member]
Common Stock, Dividends, Per Share, Declared													$ 0.04
Dividends													$ 5,100,000
Dividends Payable													86,000
O, 2024, Q1, Dividend Equivalent, Dividends [Member]
Dividends													$ 530,000
O, 2023, Q4, Dividends [Member]
Common Stock, Dividends, Per Share, Declared														$ 0.025
Dividends														$ 3,200,000
Dividends Payable														54,000									$ 54,000
O, 2023, Q4, Dividend Equivalent, Dividends [Member]
Dividends														$ 348,000
O, 2023, Q3, Dividends [Member]
Common Stock, Dividends, Per Share, Declared															$ 0.025
Dividends															$ 3,200,000
Dividends Payable															54,000
O, 2023, Q3, Dividend Equivalent, Dividends [Member]
Dividends															$ 334,000
O, 2023, Q2, Dividends [Member]
Common Stock, Dividends, Per Share, Declared																$ 0.025
Dividends																$ 2,800,000
Dividends Payable																53,000
O, 2023, Q2, Dividend Equivalent, Dividends [Member]
Dividends																$ 286,000
O, 2023, Q1, Dividends [Member]
Common Stock, Dividends, Per Share, Declared																	$ 0.025
Dividends																	$ 2,800,000
Dividends Payable																	53,000
O, 2023, Q1, Dividend Equivalent, Dividends [Member]
Dividends																	$ 282,000
O2022 Q4 Dividends [Member]
Common Stock, Dividends, Per Share, Declared																		$ 0.025
Dividends																		$ 2,800,000
Dividends Payable																		53,000						$ 53,000
Payments of Dividends																		$ 288,000
O2022 Q3 Dividends [Member]
Common Stock, Dividends, Per Share, Declared																			$ 0.025
Dividends																			$ 481,000
Dividends Payable																			53,000
Payments of Dividends																			$ 2,700,000
O2022 Q2 Dividends [Member]
Common Stock, Dividends, Per Share, Declared																				$ 0.025
Dividends																				$ 214,000
Dividends Payable									$ 53,000											53,000
Payments of Dividends																				$ 2,600,000
O2022 Q1 Dividends [Member]
Common Stock, Dividends, Per Share, Declared																					$ 0.025
Dividends																					$ 214,000
Dividends Payable																					53,000
Payments of Dividends																					$ 2,400,000
Share-Based Payment Arrangement, Nonemployee [Member]
Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares)									21,184
Share-Based Payment Arrangement, Employee [Member]
Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares)									600,000
Flat Top Operating Area [Member]
Stock Issued During Period, Shares, Acquisitions								6,960,000
Restricted Stock [Member] | Outside Directors [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)	53,879		58,767				21,184																58,767
Share Repurchase Program [Member]
Share Repurchase Program, Authorized, Amount																									$ 75,000,000
Stock Repurchased and Retired During Period, Shares																						2,407,421
Stock Repurchased and Retired During Period, Value																						$ 35,100,000
Share Repurchase Program, Remaining Authorized, Amount										$ 39,900,000												$ 39,900,000