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Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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- Definition

Amount of available-for-sale debt securities at fair value that do not have a single maturity date and which the entity has decided to disclose separately rather than allocating the fair value over several maturity groupings.

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- Definition

Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

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- Definition

For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.

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- Definition

For contingent consideration arrangements and indemnification assets recognized in connection with a business combination, this element represents an estimate of the low-end of the potential range (undiscounted) of the consideration which may be paid.

+ References

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- Definition

Amount of liability recognized arising from contingent consideration in a business combination.

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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.

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- Definition

Amount of transfers of assets measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2.

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- Definition

Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price.

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Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

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- Definition

Risk associated with risk of default, credit spread risk and downgrade risk, expressed as a percentage, used as an input to measure fair value.

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Disclosures About Fair Value - Fair Value of Assets and Liabilities on a Recurring Basis (Details) - USD ($)		9 Months Ended
	Apr. 10, 2014	Sep. 30, 2015	Dec. 31, 2014
Assets
Available-for-sale securities		$ 22,949,000	$ 31,032,000
Citizens Homes, Inc.
Liabilities
Contingent consideration, maximum		6,000,000
Performance period for achievement of contingent consideration related milestones	5 years
Contingent consideration, minimum		0
Fair value adjustment for the nine months ended September 30, 2015		$ 1,195,000
Contingent Consideration Liability \| Citizens Homes, Inc.
Liabilities
Discount rate (percentage)		13.40%
Volatility rate (percentage)		21.30%
Credit risk (percentage)		10.70%
Minimum \| Contingent Consideration Liability \| Citizens Homes, Inc.
Liabilities
Discount rate (percentage)		13.20%
Maximum \| Contingent Consideration Liability \| Citizens Homes, Inc.
Liabilities
Discount rate (percentage)		14.10%
Fair Value, Measurements, Recurring
Assets
Available-for-sale securities		$ 18,394,000	21,990,000
Available-for-sale debt maturities		4,555,000	6,380,000
Liabilities
Contingent consideration		2,707,000	3,902,000
Fair Value, Measurements, Recurring \| Quoted Prices In Active Markets for Identical Assets (Level 1)
Assets
Available-for-sale securities		10,479,000	10,892,000
Available-for-sale debt maturities		4,555,000	6,380,000
Fair Value, Measurements, Recurring \| Significant Other Observable Inputs (Level 2)
Assets
Available-for-sale securities		$ 7,915,000	$ 11,098,000
Available-for-sale debt maturities
Fair Value, Measurements, Recurring \| Significant Unobservable Inputs (Level 3)
Liabilities
Contingent consideration		$ 2,707,000	$ 3,902,000
Equity Securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 1 to Level 2 transfers			$ 5,600,000