Note 17 - Supplemental Guarantor Information - Supplemental Condensed Consolidated Statements of Cash Flows (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Net cash (used in) provided by operating activities	$ 22,023	$ 18,892
Purchases of property and equipment	(143)	(8)
Contributions and advances to unconsolidated joint ventures	(3,847)	(4,120)
Contributions to subsidiaries from corporate	0	0
Distributions of capital from subsidiaries to corporate	0	0
Distributions of capital and repayment of advances from unconsolidated joint ventures	2,370	4,928
Net cash provided by (used in) investing activities	(1,620)	800
Repurchases of senior notes	(9,825)	(10,856)
Contributions to subsidiaries from corporate	0	0
Distributions to corporate from subsidiaries	0	0
Proceeds from note payable	7,036	0
Repayment of note payable	(7,036)	0
Payment of debt issuance costs	(255)	0
Repurchases of common stock	(3,718)	(1,042)
Tax withholding paid on behalf of employees for stock awards	(304)	(488)
Net cash used in financing activities	(14,102)	(13,886)
Net (decrease) increase in cash, cash equivalents and restricted cash	6,301	5,806
Cash, cash equivalents and restricted cash – beginning of period	79,431	42,542
Cash, cash equivalents and restricted cash – end of period	85,732	48,348
Borrowings from credit facility		40,000
Repayments of credit facility		(41,500)
Consolidation, Eliminations [Member]
Net cash (used in) provided by operating activities	(133)	0
Purchases of property and equipment	0	0
Contributions and advances to unconsolidated joint ventures	0	0
Contributions to subsidiaries from corporate	35,690	66,575
Distributions of capital from subsidiaries to corporate	(46,806)	(91,700)
Distributions of capital and repayment of advances from unconsolidated joint ventures	0	0
Net cash provided by (used in) investing activities	(11,116)	(25,125)
Repurchases of senior notes	0	0
Contributions to subsidiaries from corporate	(35,690)	(66,575)
Distributions to corporate from subsidiaries	46,939	91,700
Proceeds from note payable	0
Repayment of note payable	0
Payment of debt issuance costs	0
Repurchases of common stock	0	0
Tax withholding paid on behalf of employees for stock awards	0	0
Net cash used in financing activities	11,249	25,125
Net (decrease) increase in cash, cash equivalents and restricted cash	0	0
Cash, cash equivalents and restricted cash – beginning of period	0	0
Cash, cash equivalents and restricted cash – end of period	0	0
Borrowings from credit facility		0
Repayments of credit facility		0
Parent Company [Member]
Net cash (used in) provided by operating activities	(23,225)	(36,110)
Purchases of property and equipment	(84)	(1)
Contributions and advances to unconsolidated joint ventures	0	0
Contributions to subsidiaries from corporate	(35,690)	(66,575)
Distributions of capital from subsidiaries to corporate	46,806	91,700
Distributions of capital and repayment of advances from unconsolidated joint ventures	0	0
Net cash provided by (used in) investing activities	11,032	25,124
Repurchases of senior notes	(9,825)	(10,856)
Contributions to subsidiaries from corporate	0	0
Distributions to corporate from subsidiaries	0	0
Proceeds from note payable	7,036
Repayment of note payable	(7,036)
Payment of debt issuance costs	(255)
Repurchases of common stock	(3,718)	(1,042)
Tax withholding paid on behalf of employees for stock awards	(304)	(488)
Net cash used in financing activities	(14,102)	(13,886)
Net (decrease) increase in cash, cash equivalents and restricted cash	(26,295)	(24,872)
Cash, cash equivalents and restricted cash – beginning of period	66,166	28,877
Cash, cash equivalents and restricted cash – end of period	39,871	4,005
Borrowings from credit facility		40,000
Repayments of credit facility		(41,500)
Guarantor Subsidiaries [Member]
Net cash (used in) provided by operating activities	45,377	54,970
Purchases of property and equipment	(59)	(7)
Contributions and advances to unconsolidated joint ventures	(3,847)	(4,120)
Contributions to subsidiaries from corporate	0	0
Distributions of capital from subsidiaries to corporate	0	0
Distributions of capital and repayment of advances from unconsolidated joint ventures	2,370	4,928
Net cash provided by (used in) investing activities	(1,536)	801
Repurchases of senior notes	0	0
Contributions to subsidiaries from corporate	35,690	66,575
Distributions to corporate from subsidiaries	(46,939)	(91,700)
Proceeds from note payable	0
Repayment of note payable	0
Payment of debt issuance costs	0
Repurchases of common stock	0	0
Tax withholding paid on behalf of employees for stock awards	0	0
Net cash used in financing activities	(11,249)	(25,125)
Net (decrease) increase in cash, cash equivalents and restricted cash	32,592	30,646
Cash, cash equivalents and restricted cash – beginning of period	13,095	13,518
Cash, cash equivalents and restricted cash – end of period	45,687	44,164
Borrowings from credit facility		0
Repayments of credit facility		0
Non-Guarantor Subsidiaries [Member]
Net cash (used in) provided by operating activities	4	32
Purchases of property and equipment	0	0
Contributions and advances to unconsolidated joint ventures	0	0
Contributions to subsidiaries from corporate	0	0
Distributions of capital from subsidiaries to corporate	0	0
Distributions of capital and repayment of advances from unconsolidated joint ventures	0	0
Net cash provided by (used in) investing activities	0	0
Repurchases of senior notes	0	0
Contributions to subsidiaries from corporate	0	0
Distributions to corporate from subsidiaries	0	0
Proceeds from note payable	0
Repayment of note payable	0
Payment of debt issuance costs	0
Repurchases of common stock	0	0
Tax withholding paid on behalf of employees for stock awards	0	0
Net cash used in financing activities	0	0
Net (decrease) increase in cash, cash equivalents and restricted cash	4	32
Cash, cash equivalents and restricted cash – beginning of period	170	147
Cash, cash equivalents and restricted cash – end of period	$ 174	179
Borrowings from credit facility		0
Repayments of credit facility		$ 0