Summary of Significant Accounting Policies - Fair Value Measurements (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Jan. 01, 2019
Assets (Liabilities) at fair value
Non-qualified deferred compensation liabilities	$ (76,255)	$ (57,551)
Deferred consideration related to Acquisition	(37,193)
Contingent consideration and compensation liabilities
Fair value of the contingent consideration and compensation related to the Acquisition
Acquisition-date fair value	12,786
Change in fair value	432
Ending balance	13,218
Level 1
Assets (Liabilities) at fair value
Non-qualified deferred compensation assets	77,228	57,606
Non-qualified deferred compensation liabilities	(76,255)	(57,551)
Level 2
Assets (Liabilities) at fair value
Deferred consideration related to Acquisition	(53,933)
Deemed landlord financing liabilities		$ (118,600)
Level 3
Assets (Liabilities) at fair value
Acquisition-related contingent consideration and compensation liabilities	(13,218)
Minimum
Assets (Liabilities) at fair value
Undiscounted range of outcomes per the Monte Carlo model	0
Maximum
Assets (Liabilities) at fair value
Undiscounted range of outcomes per the Monte Carlo model	$ 69,200

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- Definition

This represents Deemed landlord financing liabilities.

+ References

No definition available.

+ Details

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- Definition

Fair value of assets held under deferred compensation agreements.

+ References

No definition available.

+ Details

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- Definition

The amount of deferred consideration payable beyond one year (or the operating cycle, if longer).

+ References

No definition available.

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- Definition

The amount of acquisition date fair value.

+ References

No definition available.

+ Details

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- Definition

The amount of change in fair value of acquisition.

+ References

No definition available.

+ Details

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- Definition

The undiscounted range of outcomes per the Monte Carlo model.

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No definition available.

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- Definition

Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements payable beyond one year (or the operating cycle, if longer).

+ References

No definition available.

+ Details

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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- References

No definition available.

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