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

No definition available.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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-Paragraph 1
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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, before accumulated amortization, of debt issuance costs related to line of credit arrangements. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 835
-SubTopic 30
-Section S45
-Paragraph 1
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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

The maximum amount of borrowing capacity under a line of credit that is available as of the balance sheet date for a specific purpose other than for financing goods acquired for inventory or imminent delivery to a customer.

+ 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.

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Debt Obligations - Narrative (Details) - USD ($)	3 Months Ended		6 Months Ended
Debt Obligations - Narrative (Details) - USD ($)	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Jul. 15, 2019	Mar. 31, 2019	Feb. 28, 2019	Dec. 31, 2018
Long Term Debt
Loss on debt extinguishment	$ 220,000	$ 0	$ 220,000	$ 0
Gross amount of debt	1,306,846,000		1,306,846,000					$ 1,358,430,000
Revolving credit facility
Long Term Debt
Debt issuance costs, line of credit	2,900,000		2,900,000
Loss on debt extinguishment			200,000
Note payable
Long Term Debt
Gross amount of debt	7,841,000		7,841,000				$ 8,100,000	0
Note payable at fixed interest rates ranging from 2.60% to 2.97%, maturing in July 2024, secured by an aircraft
Long Term Debt
Gross amount of debt	10,026,000		10,026,000					$ 10,937,000
Revolving Credit Facility
Long Term Debt
Line of credit facility, maximum borrowing capacity	1,000,000,000.0		1,000,000,000.0			$ 890,000,000.0
Line of credit facility, maximum borrowing capacity under accordion feature	$ 1,300,000,000		$ 1,300,000,000
Minimum \| Note payable at fixed interest rates ranging from 2.60% to 2.97%, maturing in July 2024, secured by an aircraft
Long Term Debt
Variable rate spread			2.60%
Maximum \| Note payable at fixed interest rates ranging from 2.60% to 2.97%, maturing in July 2024, secured by an aircraft
Long Term Debt
Variable rate spread			2.97%
LIBOR \| Minimum \| Note payable
Long Term Debt
Variable rate spread			1.85%
LIBOR \| Maximum \| Note payable
Long Term Debt
Variable rate spread			5.25%
Subsequent Event \| Note payable at fixed interest rates ranging from 2.60% to 2.97%, maturing in July 2024, secured by an aircraft
Long Term Debt
Fixed rate (as a percent)					3.18%