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This element represents Other Comprehensive Income or Loss, Net of Tax, for the period attributable to the parent entity which is not separately disclosed.

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The amount of subsequent adjustments to additional paid in capital for convertible financial instruments where a component of equity and a component of debt are recognized.

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Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss), attributable to parent entity.

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Amount after tax and reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities. Excludes amounts related to other than temporary impairment (OTTI) loss.

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Amount after tax of reclassification adjustment from accumulated other comprehensive income of accumulated gain (loss) realized from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's deferred hedging gain (loss).

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Amount after tax of reclassification adjustments of other comprehensive income (loss).

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Value of forfeited shares granted under share-based payment arrangement. Excludes employee stock ownership plan (ESOP).

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Number of new stock issued during the period.

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Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.

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Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.

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UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Contributed Surplus [Member]	Accumulated Other Comprehensive Loss [Member]	Retained Earnings [Member]
Starting Balance at Dec. 31, 2018		$ 1,194	$ 468,844	$ 680,703	$ (220)	$ 29,511
Starting Balance (in shares) at Dec. 31, 2018		119,373,064
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares issued (in shares)		2,461
Shares issued		$ 0	0
Amortization of stock-based compensation			409
Stock-based compensation forfeitures			(49)
Adjustment to equity component of convertible bonds due 2021 and 2023 arising from reacquisition of bonds			(231)
Earnings reclassification of previously deferred fair value adjustments to hedging financial instruments					0
Fair value adjustments to hedging financial instruments					(11,648)
Reclassification of ineffective portion of designated hedging instruments upon adoption of ASU 2017-12 \| ASU 2017-12 [Member]					(32)	32
Fair value adjustments to available-for-sale securities					(296)
Other comprehensive (loss)/income	$ 22				22
Net (loss)/income	61,713					61,713
Dividends declared				0		(75,325)
Ending Balance at Jun. 30, 2019	1,154,627	$ 1,194	468,973	680,703	(12,174)	15,931
Ending Balance (in shares) at Jun. 30, 2019		119,375,525
Starting Balance at Dec. 31, 2018		$ 1,194	468,844	680,703	(220)	29,511
Starting Balance (in shares) at Dec. 31, 2018		119,373,064
Ending Balance at Dec. 31, 2019	$ 1,106,369	$ 1,194	469,426	648,764	(13,015)	0
Ending Balance (in shares) at Dec. 31, 2019	119,391,310	119,391,310
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Impact of adoption of ASU 2016-13	$ 0
Shares issued (in shares)		1,238,145
Shares issued		$ 12	12,646
Amortization of stock-based compensation			496
Stock-based compensation forfeitures			(30)
Adjustment to equity component of convertible bonds due 2021 and 2023 arising from reacquisition of bonds			(126)
Earnings reclassification of previously deferred fair value adjustments to hedging financial instruments					6,369
Fair value adjustments to hedging financial instruments					(20,071)
Reclassification of ineffective portion of designated hedging instruments upon adoption of ASU 2017-12 \| ASU 2017-12 [Member]					0	0
Fair value adjustments to available-for-sale securities					1,177
Other comprehensive (loss)/income	(107)				(107)
Net (loss)/income	(75,156)					(75,156)
Dividends declared				(64,887)		0
Ending Balance at Jun. 30, 2020	$ 934,054	$ 1,206	$ 482,412	$ 583,877	$ (25,647)	$ (107,794)
Ending Balance (in shares) at Jun. 30, 2020	120,629,455	120,629,455
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Impact of adoption of ASU 2016-13	$ (32,638)