Note 6 - Goodwill and Other Intangible Assets, Net Schedule of Finite-Lived Intangible Assets Including Impairment (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2017		Jun. 30, 2017		Dec. 31, 2016
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Net		$ 58,935		$ 58,935
Mortgage and Real Estate Services Segment [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Impairment of Intangible Assets, Finite-lived		15,800
Finite-Lived Intangible Assets, Gross		113,813		113,813		$ 113,771
Finite-Lived Intangible Assets, Accumulated Amortization and Impairment		(54,878)		(54,878)
Finite-Lived Intangible Assets, Accumulated Amortization						(32,713)
Finite-Lived Intangible Assets, Net		58,935		58,935		81,058
Mortgage and Real Estate Services Segment [Member] | Customer Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Impairment of Intangible Assets, Finite-lived				14,900
Finite-Lived Intangible Assets, Gross		83,358	[1]	83,358	[1]	83,316
Finite-Lived Intangible Assets, Accumulated Amortization and Impairment	[1]	(38,816)		(38,816)
Finite-Lived Intangible Assets, Accumulated Amortization						(19,696)
Finite-Lived Intangible Assets, Net		44,542	[1]	44,542	[1]	63,620
Mortgage and Real Estate Services Segment [Member] | Technology-Based Intangible Assets [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Impairment of Intangible Assets, Finite-lived				900
Finite-Lived Intangible Assets, Gross		15,250	[2]	15,250	[2]	15,250
Finite-Lived Intangible Assets, Accumulated Amortization and Impairment	[2]	(7,712)		(7,712)
Finite-Lived Intangible Assets, Accumulated Amortization						(5,497)
Finite-Lived Intangible Assets, Net		7,538	[2]	7,538	[2]	9,753
Mortgage and Real Estate Services Segment [Member] | Trademarks [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross		8,340		8,340		8,340
Finite-Lived Intangible Assets, Accumulated Amortization and Impairment		(2,566)		(2,566)
Finite-Lived Intangible Assets, Accumulated Amortization						(2,125)
Finite-Lived Intangible Assets, Net		5,774		5,774		6,215
Mortgage and Real Estate Services Segment [Member] | Order or Production Backlog [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross		6,680		6,680		6,680
Finite-Lived Intangible Assets, Accumulated Amortization and Impairment		(5,620)		(5,620)
Finite-Lived Intangible Assets, Accumulated Amortization						(5,235)
Finite-Lived Intangible Assets, Net		1,060		1,060		1,445
Mortgage and Real Estate Services Segment [Member] | Noncompete Agreements [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross		185		185		185
Finite-Lived Intangible Assets, Accumulated Amortization and Impairment		(164)		(164)
Finite-Lived Intangible Assets, Accumulated Amortization						(160)
Finite-Lived Intangible Assets, Net		$ 21		$ 21		$ 25

[1] Includes an impairment charge of $14.9 million.

[2] Includes an impairment charge of $0.9 million.