Increase (decrease) due to recorded interest income in redeemable financial instruments

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- Definition

Increase (decrease) other investments

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- Definition

Minority interest, increase (decrease) related to units of consolidated subsidiary

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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.

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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.

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- Definition

Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding.

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The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.

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Amount of increase (decrease) in operating liabilities classified as other.

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Amount of increase (decrease) in receivables classified as other.

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Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.

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Present value of lessee's discounted obligation for lease payments from operating lease.

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Amount of lessee's right to use underlying asset under operating lease.

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The amount of cash received during the period as refunds for the overpayment of taxes.

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Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.

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Supplemental Cash Flow Disclosure (Narrative) (Details) - USD ($) $ in Thousands		3 Months Ended
	Jan. 01, 2019	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019	Dec. 31, 2018
Debt Conversion [Line Items]
Interest paid		$ 2,033	$ 2,070
Income taxes paid		4	4
Income tax refunds			48
Redemption of non-controlling interest, net
Right-of-use asset - operating leases		6,867		$ 7,155
Lease liability - operating leases		7,391		7,693
Reduction in retained earnings due to effect of adoption		36,913	42,736	48,756	$ 42,438
Increase (decrease) in other receivables		(29,618)	(3,894)
Increase in other investments		7,779
Dividends payable		335
Increase (decrease) due to recorded interest income in redeemable financial instruments		76	37
Accounting Standards Update 2016-02 [Member]
Debt Conversion [Line Items]
Right-of-use asset - operating leases	$ 8,416
Lease liability - operating leases	8,860
Increase (decrease) in other receivables	18
Reduction in other liabilities	$ (406)
Common Stock [Member]
Debt Conversion [Line Items]
Redemption of non-controlling interest, net
Reduction in retained earnings due to effect of adoption		12	12	12	12
Additional Paid-in Capital [Member]
Debt Conversion [Line Items]
Redemption of non-controlling interest, net		(123)	133
Reduction in retained earnings due to effect of adoption		68,622	68,689	68,714	68,591
Accumulated Other Comprehensive Income (Loss) [Member]
Debt Conversion [Line Items]
Redemption of non-controlling interest, net		8	(14)
Reduction in retained earnings due to effect of adoption		(936)	(916)	(915)	(908)
Non-controlling Interest [Member]
Debt Conversion [Line Items]
Redemption of non-controlling interest, net		115	(119)
Reduction in retained earnings due to effect of adoption		6,871	8,384	15,437	$ 6,664
Contingent Convertible Senior Notes [Member] \| 8.00% Contingent Convertible Senior Notes (2017 Convertible Note) [Member]
Debt Conversion [Line Items]
Long-term Debt, Gross		$ 15,000		$ 15,000
Cumulative Effect, Period of Adoption, Adjustment [Member] \| Accounting Standards Update 2016-02 [Member]
Debt Conversion [Line Items]
Reduction in retained earnings due to effect of adoption			(20)
Cumulative Effect, Period of Adoption, Adjustment [Member] \| Common Stock [Member] \| Accounting Standards Update 2016-02 [Member]
Debt Conversion [Line Items]
Reduction in retained earnings due to effect of adoption
Cumulative Effect, Period of Adoption, Adjustment [Member] \| Additional Paid-in Capital [Member] \| Accounting Standards Update 2016-02 [Member]
Debt Conversion [Line Items]
Reduction in retained earnings due to effect of adoption
Cumulative Effect, Period of Adoption, Adjustment [Member] \| Accumulated Other Comprehensive Income (Loss) [Member] \| Accounting Standards Update 2016-02 [Member]
Debt Conversion [Line Items]
Reduction in retained earnings due to effect of adoption
Cumulative Effect, Period of Adoption, Adjustment [Member] \| Non-controlling Interest [Member] \| Accounting Standards Update 2016-02 [Member]
Debt Conversion [Line Items]
Reduction in retained earnings due to effect of adoption