Goodwill and Intangible Assets - Summary of Carrying Value of Goodwill by Operating Segment (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014
Goodwill [Roll Forward]
Beginning Balance	$ 530,670	$ 239,181
Acquisitions	10,048	281,587
Disposals	(2,664)	(1,321)
Acquisition Accounting Adjustments	1,421	11,223
Ending Balance	539,475	530,670
Sales and Lease Ownership
Goodwill [Roll Forward]
Beginning Balance	226,828	224,523
Acquisitions	9,529	3,629
Disposals	(2,506)	(1,321)
Acquisition Accounting Adjustments	0	(3)
Ending Balance	233,851	226,828
Progressive
Goodwill [Roll Forward]
Beginning Balance	289,184	0
Acquisitions	0	277,958
Disposals	0	0
Acquisition Accounting Adjustments	1,421	11,226
Ending Balance	290,605	289,184
DAMI
Goodwill [Roll Forward]
Beginning Balance	0	0
Acquisitions	290	0
Disposals	0	0
Acquisition Accounting Adjustments	0	0
Ending Balance	290	0
HomeSmart
Goodwill [Roll Forward]
Beginning Balance	14,658	14,658
Acquisitions	229	0
Disposals	(158)	0
Acquisition Accounting Adjustments	0	0
Ending Balance	$ 14,729	$ 14,658

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 16
-URI http://asc.fasb.org/extlink&oid=34752592&loc=d3e961-128460

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of divestiture of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (d)
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