Assets Pledged As Collateral

No definition available.

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- Definition

Business Dispositions, Number of Entities Sold

+ References

No definition available.

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- Definition

Debt Instrument, Covenant Compliance, EBITDA Plus Lease Expense To Fixed Charges

+ References

No definition available.

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- Definition

Debt Instrument, Covenant Compliance, Total Debt to EBITDA

+ References

No definition available.

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- Definition

Lease Term

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No definition available.

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- Definition

Line of Credit Facility, Additional Borrowing Capacity

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility, Additional Borrowing Capacity, Number of Lenders

+ References

No definition available.

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- Definition

Line of Credit Facility, Covenant Compliance, EBIDTA Ratio, Minimum

+ References

No definition available.

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- Definition

Line of Credit Facility, Covenant Compliance, Intercompany Dividends as Percentage of Acquiree's Net Income, Maximum

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility, Covenant Compliance, Senior Debt to Capital Base Ratio, Maximum

+ References

No definition available.

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- Definition

Number Of Capital Leases

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No definition available.

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- Definition

Renewal Option Terms Additional Period

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No definition available.

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- Definition

Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
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- Definition

Amount of the total principal payments made during the annual reporting period.

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-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 22
-Article 5

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Period Type:	instant

- 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

Face (par) amount of debt instrument at time of issuance.

+ References

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-Name Accounting Standards Codification
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-SubTopic 30
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- Definition

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

+ References

+ 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

Amount of the required periodic payments including both interest and principal payments.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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-Paragraph 1
-Subparagraph (SX 210.5-02.22)
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- Definition

Amount of the required periodic payments applied to principal.

+ References

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 19, 20, 22
-Article 5

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- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

+ 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

+ Details

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- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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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

Weighted average interest rate of long-term debt outstanding.

+ References

No definition available.

+ Details

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- Definition

The yearly payments due under the lease entered into in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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Balance Type:	credit
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- Definition

The financing cost related to leases that have been recorded under the deposit method, as a financing or as a capital leases in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Imputed Interest Rate
-URI http://asc.fasb.org/extlink&oid=6515215

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Indebtedness - Narrative (Details)		1 Months Ended	2 Months Ended	12 Months Ended
Indebtedness - Narrative (Details)	Apr. 14, 2014 USD ($)	Dec. 31, 2002 USD ($) Property	Nov. 30, 2004 USD ($) Property	Dec. 31, 2015 USD ($) lease lender	Oct. 15, 2015 USD ($)	Dec. 31, 2014 USD ($)	Apr. 13, 2014	Jul. 05, 2011 USD ($)
Debt Instrument [Line Items]
Lease term (in years)				15 years
Debt				$ 610,450,000		$ 606,082,000
Through December 31, 2015
Debt Instrument [Line Items]
Debt covenant, EBITDA plus lease expense to fixed charges (no less than)				1.75
Debt covenant, total debt to EBITDA (no greater than)				3.25
Thereafter
Debt Instrument [Line Items]
Debt covenant, EBITDA plus lease expense to fixed charges (no less than)				2.00
Debt covenant, total debt to EBITDA (no greater than)				3.00
Minimum
Debt Instrument [Line Items]
Lease renewal option term (in years)				1 year
Maximum
Debt Instrument [Line Items]
Lease renewal option term (in years)				20 years
DAMI Secured Credit Agreement \| Revolving Credit Agreement
Debt Instrument [Line Items]
Weighted-average borrowing rate (percentage)				4.24%
Amount available for borrowing				$ 7,300,000
EBIDTA ratio (not less than)				1.7
Senior Debt to capital base ratio (not more than)				2.0
Intercompany dividends maximum (as a percentage)				75.00%
DAMI Secured Credit Agreement \| Revolving Credit Agreement \| Minimum
Debt Instrument [Line Items]
Commitment fee for unused balance amount (percentage)				0.50%
DAMI Secured Credit Agreement \| Revolving Credit Agreement \| Maximum
Debt Instrument [Line Items]
Commitment fee for unused balance amount (percentage)				0.75%
DAMI Secured Credit Agreement \| LIBOR \| Revolving Credit Agreement
Debt Instrument [Line Items]
Interest rate basis spread (percentage)				4.00%
Line of Credit \| DAMI Secured Credit Agreement \| Revolving Credit Agreement
Debt Instrument [Line Items]
Debt				$ 41,781,000		0
Line of Credit \| Credit Facility, 2014 \| Revolving Credit Agreement
Debt Instrument [Line Items]
Line of credit, current borrowing capacity (up to)				225,000,000.0
Line of credit, additional borrowing capacity (up to)				$ 200,000,000.0
Line of credit, additional borrowing capacity, number of lenders \| lender				1
Installment payments required				$ 3,100,000.0
Line of credit amount outstanding				150,000,000
Debt				$ 75,000,000		69,116,000
Line of Credit \| Credit Facility, 2014 \| Revolving Credit Agreement \| Minimum
Debt Instrument [Line Items]
Commitment fee for unused balance amount (percentage)				0.15%
Line of Credit \| Credit Facility, 2014 \| Revolving Credit Agreement \| Maximum
Debt Instrument [Line Items]
Commitment fee for unused balance amount (percentage)				0.30%
Line of Credit \| Credit Facility, 2014 \| LIBOR \| Revolving Credit Agreement \| Minimum
Debt Instrument [Line Items]
Interest rate basis spread (percentage)				1.75%
Line of Credit \| Credit Facility, 2014 \| LIBOR \| Revolving Credit Agreement \| Maximum
Debt Instrument [Line Items]
Interest rate basis spread (percentage)				2.25%
Weighted-average borrowing rate (percentage)				2.24%
Senior Unsecured Notes Issued July 2011
Debt Instrument [Line Items]
Notes issued								$ 125,000,000
Debt interest rate (percentage)	3.95%						3.75%
Annual principal repayment amount								$ 25,000,000
Senior Notes \| Senior Unsecured Notes, 4.75 Note Due 2021
Debt Instrument [Line Items]
Notes issued	$ 300,000,000.0
Debt interest rate (percentage)	4.75%
Periodic payment, principal	$ 60,000,000.0
Debt				$ 300,000,000		300,000,000
Related Party
Debt Instrument [Line Items]
Number of capital leases \| lease				19
Properties sold \| Property		10	11
Borrowings collateralized by the land and buildings		$ 5,000,000	$ 6,800,000
Lease term (in years)		15 years	15 years
Lease renewal option term (in years)			5 years
Aggregate annual rental		$ 1,200,000	$ 788,000
Interest implicit in the leases (percentage)		10.10%	9.70%
All Other
Debt Instrument [Line Items]
Debt				$ 0		$ 3,250,000
DAMI \| Subsidiaries \| Letter of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity					$ 2,000,000
DAMI \| Subsidiaries \| Revolving Credit Agreement
Debt Instrument [Line Items]
Maximum borrowing capacity					85,000,000
DAMI \| Subsidiaries \| Accordion Facility
Debt Instrument [Line Items]
Maximum borrowing capacity					$ 25,000,000