Debt Instrument, Covenant, Maximum Secured Net Leverage Ratio

No definition available.

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- Definition

Long-Term Debt, Transfer

+ References

No definition available.

+ Details

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Balance Type:	credit
Period Type:	duration

- Definition

Amount of amortization expense attributable to debt issuance costs.

+ References

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ 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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Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

Amount of the cost of borrowed funds accounted for as interest expense for debt.

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+ Details

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Balance Type:	debit
Period Type:	duration

- 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.

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+ Details

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Balance Type:	credit
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- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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+ Details

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- Definition

The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.

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Debt and Credit Agreements - Narrative (Details)				12 Months Ended
Debt and Credit Agreements - Narrative (Details)	Sep. 22, 2020 USD ($)	Nov. 15, 2019 USD ($)	Jan. 05, 2016 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2017 USD ($)	Dec. 26, 2017 USD ($)
Debt Instrument [Line Items]
Debt issuance costs incurred and capitalized				$ 0	$ 550,000	$ 2,321,000
Amortization of debt issuance costs				3,440,000	1,597,000	2,204,000
Wells Fargo Bank
Debt Instrument [Line Items]
Debt issuance costs incurred and capitalized							$ 2,100,000
Letter of Credit \| Wells Fargo Bank
Debt Instrument [Line Items]
Maximum borrowing capacity			$ 10,000,000
Swing Line Loan \| Wells Fargo Bank
Debt Instrument [Line Items]
Maximum borrowing capacity			10,000,000
Line of Credit
Debt Instrument [Line Items]
Amortization of debt issuance costs				1,097,000	1,000,000	2,200,000
Interest expense				0	500,000	$ 3,600,000
Line of Credit \| Wells Fargo Securities, Citizens Bank and JP Morgan Chase Bank
Debt Instrument [Line Items]
Debt issuance costs incurred and capitalized	$ 600,000	$ 2,300,000
Line of Credit \| Wells Fargo Securities, Citizens Bank and JP Morgan Chase Bank \| Minimum
Debt Instrument [Line Items]
Commitment fee rate on undrawn commitments		0.15%
Line of Credit \| Wells Fargo Securities, Citizens Bank and JP Morgan Chase Bank \| Maximum
Debt Instrument [Line Items]
Commitment fee rate on undrawn commitments		0.30%
Line of Credit \| Wells Fargo Securities, Citizens Bank and JP Morgan Chase Bank \| LIBOR
Debt Instrument [Line Items]
Spread on variable interest rate		1.00%
Line of Credit \| Wells Fargo Securities, Citizens Bank and JP Morgan Chase Bank \| LIBOR \| Minimum
Debt Instrument [Line Items]
Spread on variable interest rate		1.25%
Line of Credit \| Wells Fargo Securities, Citizens Bank and JP Morgan Chase Bank \| LIBOR \| Maximum
Debt Instrument [Line Items]
Spread on variable interest rate		2.00%
Line of Credit \| Wells Fargo Securities, Citizens Bank and JP Morgan Chase Bank \| Federal Funds
Debt Instrument [Line Items]
Spread on variable interest rate		0.50%
Line of Credit \| Wells Fargo Securities, Citizens Bank and JP Morgan Chase Bank \| LIBOR Plus 1.00% \| Minimum
Debt Instrument [Line Items]
Spread on variable interest rate		0.25%
Line of Credit \| Wells Fargo Securities, Citizens Bank and JP Morgan Chase Bank \| LIBOR Plus 1.00% \| Maximum
Debt Instrument [Line Items]
Spread on variable interest rate		1.00%
Line of Credit \| Secured Credit Facility \| Wells Fargo Bank
Debt Instrument [Line Items]
Maximum borrowing capacity			$ 400,000,000
Line of Credit \| Secured Credit Facility \| Wells Fargo Bank \| LIBOR \| Interest Rate Option One \| Minimum
Debt Instrument [Line Items]
Spread on variable interest rate			1.50%
Line of Credit \| Secured Credit Facility \| Wells Fargo Bank \| LIBOR \| Interest Rate Option One \| Maximum
Debt Instrument [Line Items]
Spread on variable interest rate			2.25%
Line of Credit \| Secured Credit Facility \| Wells Fargo Bank \| LIBOR \| Interest Rate Option Two \| Minimum
Debt Instrument [Line Items]
Spread on variable interest rate			0.50%
Line of Credit \| Secured Credit Facility \| Wells Fargo Bank \| LIBOR \| Interest Rate Option Two \| Maximum
Debt Instrument [Line Items]
Spread on variable interest rate			1.25%
Line of Credit \| Secured Credit Facility \| Wells Fargo Bank \| Federal Funds \| Interest Rate Option Two
Debt Instrument [Line Items]
Spread on variable interest rate			0.50%
Line of Credit \| Revolving Credit Facility
Debt Instrument [Line Items]
Balance transfer		$ 80,000,000
Outstanding balance				$ 0	$ 0
Line of Credit \| Revolving Credit Facility \| Wells Fargo Bank
Debt Instrument [Line Items]
Maximum borrowing capacity			$ 200,000,000					$ 315,000,000
Term of debt instrument			5 years
Line of Credit \| Revolving Credit Facility \| Wells Fargo Bank \| Minimum
Debt Instrument [Line Items]
Commitment fee rate on undrawn commitments			0.20%
Line of Credit \| Revolving Credit Facility \| Wells Fargo Bank \| Maximum
Debt Instrument [Line Items]
Commitment fee rate on undrawn commitments			0.35%
Line of Credit \| Revolving Credit Facility \| Wells Fargo Securities, Citizens Bank and JP Morgan Chase Bank
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 500,000,000
Term of debt instrument		5 years
Line of Credit \| Revolving Credit Facility \| Wells Fargo Securities, Citizens Bank and JP Morgan Chase Bank \| For Calendar Quarters Ending September 30, 2020, December 31, 2020 and March 31, 2021
Debt Instrument [Line Items]
Maximum secured net leverage ratio	3.50
Line of Credit \| Revolving Credit Facility \| Wells Fargo Securities, Citizens Bank and JP Morgan Chase Bank \| Calendar Quarters Ending Thereafter
Debt Instrument [Line Items]
Maximum secured net leverage ratio	3.00
Line of Credit \| Term Loan Facility
Debt Instrument [Line Items]
Balance transfer		$ (80,000,000)
Line of Credit \| Term Loan Facility \| Wells Fargo Bank
Debt Instrument [Line Items]
Maximum borrowing capacity			$ 200,000,000
Term of debt instrument			5 years
Line of Credit \| Letter of Credit \| Wells Fargo Securities, Citizens Bank and JP Morgan Chase Bank
Debt Instrument [Line Items]
Maximum borrowing capacity		15,000,000
Line of Credit \| Swing Line Loan \| Wells Fargo Securities, Citizens Bank and JP Morgan Chase Bank
Debt Instrument [Line Items]
Maximum borrowing capacity		25,000,000
Line of Credit \| Incremental Loan Facility \| Wells Fargo Securities, Citizens Bank and JP Morgan Chase Bank
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 250,000,000