The cash outflow associated with the contingent consideration of acquisition of business during the period.

No definition available.

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- Definition

Amount of estimated contingent payments that could result from the contingent consideration arrangement.

+ References

No definition available.

+ Details

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- Definition

Fair value of contingent consideration in a business combination as of the balance sheet date.

+ References

No definition available.

+ Details

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- References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 4
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e7008-128479

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- Definition

For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)(3)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

+ Details

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- Definition

Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled within one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 35
-Paragraph 1
-Subparagraph b
-URI http://asc.fasb.org/extlink&oid=6911338&loc=d3e6819-128478

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 25
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476

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- Definition

Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled beyond one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 25
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 35
-Paragraph 1
-Subparagraph b
-URI http://asc.fasb.org/extlink&oid=6911338&loc=d3e6819-128478

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- References

No definition available.

+ Details

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- Details

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- Details

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General - Contingent Consideration (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2020	Dec. 31, 2017	Sep. 30, 2017	Dec. 31, 2016	Jul. 01, 2016	Feb. 29, 2016	Jul. 01, 2014
Fair value measurement of contingent consideration
Estimated undiscounted future contingent payments							$ 9,900	$ 12,700
Fair value of short-term contingent consideration							8,875	9,354
Fair value of long-term contingent consideration							615	1,799
Fair value of the contingent consideration	$ 9,490		$ 11,153				9,490	$ 11,153
Liability for contingent consideration
Balance as of beginning of period			11,153
Changes in fair value			(631)
Payments			(1,032)
Balance as of end of period	9,490		9,490
Forecast
Fair value measurement of contingent consideration
Estimated undiscounted future contingent payments					$ 900	$ 9,000
Direct service costs and other operating expenses
Liability for contingent consideration
Changes in fair value	$ (800)	$ 300	$ (600)	$ 500
Cobalt
Contingent consideration disclosures
Maximum potential contingent payments											$ 6,000
TMG
Contingent consideration disclosures
Maximum potential contingent payments							15,000			$ 15,000
AFSC
Contingent consideration disclosures
Maximum potential contingent payments							$ 10,000		$ 10,000