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Debt Obligations - TRC Revolving Credit Agreement - Additional Information (Details) | 12 Months Ended
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Dec. 31, 2020 USD ($) | Dec. 31, 2017
TRC Revolver [Member] |  |
Debt Instrument [Line Items] |  |
Maximum borrowing capacity | $ 670,000,000.0 |
Line Of Credit Additional Commitment Increase Available Upon Request | 200,000,000.0 |
Leverage ratio for each fiscal quarter in first year |  | 4.00
Leverage ratio for each fiscal quarter thereafter |  | 1.00
TRC Senior Secured Revolving Credit Facility due February 2020 [Member] | Revolving Credit Facility [Member] |  |
Debt Instrument [Line Items] |  |
Maximum borrowing capacity | $ 670,000,000.0 |
TRC Senior Secured Revolving Credit Facility due February 2020 [Member] | Minimum [Member] | Revolving Credit Facility [Member] |  |
Debt Instrument [Line Items] |  |
Commitment fee percentage | 0.375% |
TRC Senior Secured Revolving Credit Facility due February 2020 [Member] | Maximum [Member] | Revolving Credit Facility [Member] |  |
Debt Instrument [Line Items] |  |
Commitment fee percentage | 0.50% |
TRC Senior Secured Revolving Credit Facility due February 2020 [Member] | London Interbank Offered Rate (LIBOR) | Revolving Credit Facility [Member] |  |
Debt Instrument [Line Items] |  |
Leverage ratio for term loans | 4.75% |
TRC Senior Secured Revolving Credit Facility due February 2020 [Member] | London Interbank Offered Rate (LIBOR) | Minimum [Member] | Revolving Credit Facility [Member] |  |
Debt Instrument [Line Items] |  |
Leverage ratio for revolving loans | 1.75% |
TRC Senior Secured Revolving Credit Facility due February 2020 [Member] | London Interbank Offered Rate (LIBOR) | Maximum [Member] | Revolving Credit Facility [Member] |  |
Debt Instrument [Line Items] |  |
Leverage ratio for revolving loans | 2.75% |
TRC Senior Secured Revolving Credit Facility due February 2020 [Member] | Base Rate [Member] | Revolving Credit Facility [Member] |  |
Debt Instrument [Line Items] |  |
Leverage ratio for term loans | 3.75% |
TRC Senior Secured Revolving Credit Facility due February 2020 [Member] | Base Rate [Member] | Minimum [Member] | Revolving Credit Facility [Member] |  |
Debt Instrument [Line Items] |  |
Leverage ratio for revolving loans | 0.75% |
TRC Senior Secured Revolving Credit Facility due February 2020 [Member] | Base Rate [Member] | Maximum [Member] | Revolving Credit Facility [Member] |  |
Debt Instrument [Line Items] |  |
Leverage ratio for revolving loans | 1.75% |

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- Definition The ratio of consolidated funded indebtedness to consolidated adjusted EBITDA for each fiscal quarter after the first year of the credit agreement. + References No definition available. + Details
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- Definition The ratio of consolidated funded indebtedness to consolidated adjusted EBITDA for each fiscal quarter in the first year of the credit agreement. + 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 Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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