Acquisitions - Narrative (Details)
$ in Thousands |
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|
3 Months Ended |
9 Months Ended |
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|
Jul. 08, 2019
USD ($)
intangible_assets
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Jan. 23, 2018
USD ($)
|
Sep. 27, 2019
USD ($)
|
Sep. 28, 2018
USD ($)
|
Sep. 27, 2019
USD ($)
|
Sep. 28, 2018
USD ($)
|
Dec. 31, 2018
USD ($)
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| Acquired Finite-Lived Intangible Assets [Line Items] |
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| Acquisition of business, net of cash acquired |
|
|
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|
$ 43,963
|
$ 36,855
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| Working capital adjustments |
|
$ 900
|
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| Weighted-average remaining useful life |
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4 years
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| Amortization of intangible assets |
|
|
$ 800
|
$ 600
|
$ 2,103
|
1,468
|
|
| Goodwill |
|
|
260,872
|
|
260,872
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|
$ 233,619
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| Consideration transferred |
|
36,000
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| Advantor |
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| Acquired Finite-Lived Intangible Assets [Line Items] |
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| Acquisition of business, net of cash acquired |
$ 44,000
|
|
|
|
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| Working capital adjustments |
$ 300
|
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| Number of intangible assets acquired | intangible_assets |
2
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| Intangible assets |
$ 1,100
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|
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| Weighted-average remaining useful life |
4 years 8 months 12 days
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|
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| Amortization of intangible assets |
|
|
400
|
|
400
|
|
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| Goodwill |
$ 27,253
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|
|
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| Acquisition-related costs |
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|
1,000
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| Advantor revenue |
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|
$ 10,200
|
$ 8,400
|
$ 10,200
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$ 24,100
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| Advantor | Backlog |
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| Acquired Finite-Lived Intangible Assets [Line Items] |
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| Intangible assets |
$ 7,200
|
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| Amortization period |
5 years
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| Advantor | Trade Name |
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| Acquired Finite-Lived Intangible Assets [Line Items] |
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|
|
|
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| Intangible assets |
$ 1,100
|
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| Amortization period |
4 years 6 months
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| SENTEL |
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| Acquired Finite-Lived Intangible Assets [Line Items] |
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| Acquisition of business, net of cash acquired |
|
36,900
|
|
|
|
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| Goodwill |
|
$ 16,689
|
|
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| Percentage of outstanding common stock acquired |
|
100.00%
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| SENTEL | Backlog |
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| Acquired Finite-Lived Intangible Assets [Line Items] |
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| Intangible assets |
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$ 6,500
|
|
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| Amortization period |
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4 years
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| SENTEL | Re-competes |
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| Acquired Finite-Lived Intangible Assets [Line Items] |
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| Intangible assets |
|
$ 4,000
|
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| Amortization period |
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8 years
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