Debt covenant requirement future minimum debt service coverage ratio year five and thereafter.

No definition available.

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- Definition

Debt covenant requirement minimum ratio of consolidated EBITDA to consolidated debt service.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Minimum ratio of consolidated EBITDA to consolidated debt service required to make dividend payments under the debt covenant.

+ References

No definition available.

+ Details

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- Definition

The number of debt instruments of a particular group held by the entity.

+ References

No definition available.

+ Details

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- Definition

Decrease for amounts of indebtedness forgiven by the holder of the debt instrument.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(f))
-URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690

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- Definition

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

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

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Balance Type:	na
Period Type:	instant

- 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

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(2))
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-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
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Balance Type:	na
Period Type:	duration

- Definition

Amount of the required periodic payments applied to principal.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 470
-Section 50
-Paragraph 3
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Balance Type:	na
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- 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, after 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

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-Section S45
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- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- 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

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Balance Type:	credit
Period Type:	instant

- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

No definition available.

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- Definition

Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.

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- Definition

Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

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-SubTopic 10
-Section S99
-Paragraph 2
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Debt - Additional Information (Details)			3 Months Ended	12 Months Ended
Debt - Additional Information (Details)	Mar. 03, 2017 USD ($)	Jun. 24, 2016 USD ($) debt_instrument	Jun. 30, 2018 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Sep. 30, 2020	Apr. 20, 2018 USD ($)	May 31, 2017 debt_instrument
Debt Instrument [Line Items]
Long-term debt, fair value				$ 127,724,000	$ 121,075,000
Contributions in aid of construction - loan forgiveness				0	31,000
Eagletail Water Company
Debt Instrument [Line Items]
Number of debt instruments \| debt_instrument								2
2017 WIFA Loan [Member]
Debt Instrument [Line Items]
Contributions in aid of construction - loan forgiveness	$ 157,000
2016 Senior Secured Notes
Debt Instrument [Line Items]
Number of debt instruments \| debt_instrument		2
Debt instrument, face amount		$ 115,000,000.0
Debt instrument, interest rate		4.55%
Redemption percentage of principal amount		103.00%
Cash paid for prepayment penalty			$ 3,200,000
Write off of capitalized loan fees			$ 2,200,000
Debt Issuance Costs, Net				560,000	605,000
Future Debt service coverage ratio for June 30, 2021 through the quarter ending March 31, 2024		120.00%
2016 Senior Secured Notes \| Series A Senior Secured Notes
Debt Instrument [Line Items]
Debt instrument, face amount		$ 28,800,000
Debt instrument, interest rate		4.38%
Debt instrument, term		12 years
Debt instrument, maturity date		Jun. 15, 2028
2016 Senior Secured Notes \| Series B Senior Secured Notes
Debt Instrument [Line Items]
Debt instrument, face amount		$ 86,300,000
Debt instrument, interest rate		4.58%
Debt instrument, term		20 years
Debt Instrument, principal payments		$ 1,900,000
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate							2.25%
Debt Issuance Costs, Line of Credit Arrangements, Net				$ 46,000	$ 49,000
Line of Credit Facility, Maximum Borrowing Capacity							$ 8,000,000.0
Debt service coverage ratio		110.00%
Debt service coverage ratio limiting dividend payment		125.00%
Bonds and notes payable \| 1.20% WIFA Loan, maturing October 2032
Debt Instrument [Line Items]
Debt instrument, interest rate				1.20%		1.20%
Debt instrument, term				20 years
Bonds and notes payable \| 4.65% Harquahala Loan, maturing January 2021
Debt Instrument [Line Items]
Debt instrument, interest rate				4.65%		4.65%
Debt instrument, term				15 years
Bonds and notes payable \| 2017 WIFA Loan [Member]
Debt Instrument [Line Items]
Debt instrument, face amount	$ 175,000
Debt instrument, interest rate	4.60%			4.60%
Debt instrument, term				20 years