Note 16 - Guarantor Subsidiaries (Tables)

12 Months Ended

Dec. 31, 2017

	As of December 31, 2017
	Parent			Guarantors			Non- Guarantors			Eliminations			Consolidated
	(in thousands)
Assets
Cash and cash equivalents	$	103,878		$	31,016		$	51,213		$	—		$	186,107
Other current assets		47,555			47,608			39,630			(575	)		134,218
Properties, plants, and equipment - net		1,946			1,244,161			773,914			—			2,020,021
Intercompany receivable (payable)		287,310			(177,438	)		(341,182	)		231,310			—
Investments in subsidiaries		1,358,025			—			—			(1,358,025	)		—
Other non-current assets		14,409			7,289			9,283			(6,370	)		24,611
Total assets	$	1,813,123		$	1,152,636		$	532,858		$	(1,133,660	)	$	2,364,957
Liabilities and Stockholders' Equity
Current liabilities	$	(226,576	)	$	66,550		$	37,671		$	234,485		$	112,130
Long-term debt		502,229			2,303			3,890			—			508,422
Non-current portion of accrued reclamation		—			67,565			11,801			—			79,366
Non-current deferred tax liability		—			10,120			121,546			(10,120	)		121,546
Other non-current liabilities		53,588			5,185			838			—			59,611
Stockholders' equity		1,483,882			1,000,913			357,112			(1,358,025	)		1,483,882
Total liabilities and stockholders' equity	$	1,813,123		$	1,152,636		$	532,858		$	(1,133,660	)	$	2,364,957

	As of December 31, 2016
	Parent		Guarantors			Non- Guarantors			Eliminations			Consolidated
	(in thousands)
Assets
Cash and cash equivalents	$	113,275	$	24,388		$	32,114		$	—		$	169,777
Other current assets		33,950		52,400			35,537			(573	)		121,314
Properties, plants, and equipment - net		2,103		1,258,890			771,692			—			2,032,685
Intercompany receivable (payable)		404,121		(222,072	)		(307,018	)		124,969			—
Investments in subsidiaries		1,496,787		—			—			(1,496,787	)		—
Other non-current assets		4,186		199,957			5,337			(161,579	)		47,901
Total assets	$	2,054,422	$	1,313,563		$	537,662		$	(1,533,970	)	$	2,371,677
Liabilities and Stockholders' Equity
Current liabilities	$	22,401	$	86,730		$	40,093		$	(22,999	)	$	126,225
Long-term debt		500,979		3,065			2,773			—			506,817
Non-current portion of accrued reclamation		—		63,025			16,902			—			79,927
Non-current deferred tax liability		—		14,212			122,855			(14,212	)		122,855
Other non-current liabilities		51,198		5,108			(325	)		28			56,009
Stockholders' equity		1,479,844		1,141,423			355,364			(1,496,787	)		1,479,844
Total liabilities and stockholders' equity	$	2,054,422	$	1,313,563		$	537,662		$	(1,533,970	)	$	2,371,677

	Year Ended December 31, 2017
	Parent			Guarantors			Non- Guarantors			Eliminations			Consolidated
	(in thousands)
Revenues	$	(5,983	)	$	305,835		$	277,923		$	—		$	577,775
Cost of sales		1,098			(158,135	)		(147,690	)		—			(304,727	)
Depreciation, depletion, and amortization		—			(58,774	)		(57,288	)		—			(116,062	)
General and administrative		(17,693	)		(15,690	)		(2,228	)		—			(35,611	)
Exploration and pre-development		(459	)		(11,600	)		(16,899	)		—			(28,958	)
Research and development		—			(3,276	)		—			—			(3,276	)
Gain on derivative contracts		(21,250	)		—			—			—			(21,250	)
Acquisition costs		(24	)		—			(1	)		—			(25	)
Equity in earnings of subsidiaries		(182,573	)		—			—			182,573			—
Other (expense) income		203,365			(29,735	)		(42,622	)		(202,514	)		(71,506	)
(Loss) income before income taxes		(23,519	)		28,625			11,195			(19,941	)		(3,640	)
(Provision) benefit from income taxes		—			(208,793	)		(13,600	)		202,514			(19,879	)
Net (loss) income		(23,519	)		(180,168	)		(2,405	)		182,573			(23,519	)
Preferred stock dividends		(552	)		—			—			—			(552	)
(Loss) income applicable to common stockholders		(24,071	)		(180,168	)		(2,405	)		182,573			(24,071	)
Net (loss) income		(23,519	)		(180,168	)		(2,405	)		182,573			(23,519	)
Changes in comprehensive (loss) income		11,229			296			2,486			(2,782	)		11,229
Comprehensive (loss) income	$	(12,290	)	$	(179,872	)	$	81		$	179,791		$	(12,290	)

	Year Ended December 31, 2016
	Parent			Guarantors			Non- Guarantors			Eliminations			Consolidated
	(in thousands)
Revenues	$	(14,237	)	$	369,162		$	291,032		$	—		$	645,957
Cost of sales		—			(202,475	)		(135,850	)		—			(338,325	)
Depreciation, depletion, and amortization		—			(65,032	)		(51,094	)		—			(116,126	)
General and administrative		(23,262	)		(20,425	)		(1,353	)		—			(45,040	)
Exploration and pre-development		(304	)		(6,640	)		(10,913	)		—			(17,857	)
Loss on derivative contracts		4,423			—			—			—			4,423
Closed operations		(2,607	)		(34	)		(54	)		—			(2,695	)
Equity in earnings of subsidiaries		94,878			—			—			(94,878	)		—
Other (expense) income		10,656			11,400			(36,074	)		(19,344	)		(33,362	)
Income (loss) before income taxes		69,547			85,956			55,694			(114,222	)		96,975
(Provision) benefit from income taxes		—			(25,334	)		(21,438	)		19,344			(27,428	)
Net income (loss)		69,547			60,622			34,256			(94,878	)		69,547
Preferred stock dividends		(552	)		—			—			—			(552	)
Income (loss) applicable to common stockholders		68,995			60,622			34,256			(94,878	)		68,995
Net income (loss)		69,547			60,622			34,256			(94,878	)		69,547
Changes in comprehensive income (loss)		(1,971	)		8			2,657			(2,665	)		(1,971	)
Comprehensive income (loss)	$	67,576		$	60,630		$	36,913		$	(97,543	)	$	67,576

	Year Ended December 31, 2015
	Parent			Guarantors			Non- Guarantors			Eliminations			Consolidated
	(in thousands)
Revenues	$	6,194		$	287,941		$	149,432		$	—		$	443,567
Cost of sales		—			(191,494	)		(100,884	)		—			(292,378	)
Depreciation, depletion, and amortization		—			(69,004	)		(43,674	)		—			(112,678	)
General and administrative		(17,920	)		(14,508	)		(1,773	)		—			(34,201	)
Exploration and pre-development		(627	)		(7,177	)		(14,154	)		—			(21,958	)
Gain on derivative contracts		8,252			—			—			—			8,252
Closed operations		(517	)		(1,645	)		—			—			(2,162	)
Equity in earnings of subsidiaries		49,565			—			—			(49,565	)		—
Other (expense) income		(131,915	)		22,537			36,090			54,188			(19,100	)
(Loss) income before income taxes		(86,968	)		26,650			25,037			4,623			(30,658	)
(Provision) benefit from income taxes		—			(7,251	)		5,129			(54,188	)		(56,310	)
Net (loss) income		(86,968	)		19,399			30,166			(49,565	)		(86,968	)
Preferred stock dividends		(552	)		—			—			—			(552	)
(Loss) income applicable to common stockholders		(87,520	)		19,399			30,166			(49,565	)		(87,520	)
Net (loss) income		(86,968	)		19,399			30,166			(49,565	)		(86,968	)
Changes in comprehensive (loss) income		(600	)		(467	)		259			208			(600	)
Comprehensive (loss) income	$	(87,568	)	$	18,932		$	30,425		$	(49,357	)	$	(87,568	)

	Year Ended December 31, 2017
	Parent			Guarantors			Non- Guarantors			Eliminations			Consolidated
	(in thousands)
Cash flows from operating activities	$	(134,900	)	$	(98,046	)	$	120,027		$	228,797		$	115,878
Cash flows from investing activities:
Additions to properties, plants, and equipment		—			(46,570	)		(51,468	)					(98,038	)
Other investing activities, net		132,118			9,287			—			(138,762	)		2,643
Cash flows from financing activities:
Dividends paid to stockholders		(4,528	)		—			—						(4,528	)
Payments on debt		—			(5,242	)		(1,744	)					(6,986	)
Other financing activity		(2,087	)		147,199			(48,811	)		(90,035	)		6,266
Effect of exchange rate changes on cash		—			—			1,095			—			1,095
Changes in cash and cash equivalents		(9,397	)		6,628			19,099			—			16,330
Beginning cash and cash equivalents		113,275			24,388			32,114			—			169,777
Ending cash and cash equivalents	$	103,878		$	31,016		$	51,213		$	—		$	186,107

	Year Ended December 31, 2016
	Parent			Guarantors			Non- Guarantors			Eliminations			Consolidated
	(in thousands)
Cash flows from operating activities	$	85,665		$	82,778		$	76,491		$	(19,606	)	$	225,328
Cash flows from investing activities:														—
Additions to properties, plants, and equipment		(348	)		(93,541	)		(70,899	)		—			(164,788	)
Purchase of other companies, net of cash acquired		(3,931	)		—			—			—			(3,931	)
Other investing activities, net		(29,383	)		(896	)		333			—			(29,946	)
Cash flows from financing activities:
Dividends paid to stockholders		(4,419	)		—			—						(4,419	)
Payments on debt		—			(10,174	)		(982	)		—			(11,156	)
Other financing activity		(28,476	)		3,529			8,895			19,606			3,554
Effect of exchange rate changes on cash		—			—			(74	)		—			(74	)
Changes in cash and cash equivalents		19,108			(18,304	)		13,764			—			14,568
Beginning cash and cash equivalents		94,167			42,692			18,350			—			155,209
Ending cash and cash equivalents	$	113,275		$	24,388		$	32,114		$	—		$	169,777

	Year Ended December 31, 2015
	Parent			Guarantors			Non- Guarantors			Eliminations			Consolidated
	(in thousands)
Cash flows from operating activities	$	(56,036	)	$	101,254		$	63,856		$	(2,629	)	$	106,445
Cash flows from investing activities:														—
Additions to properties, plants, and equipment		(1,355	)		(97,684	)		(38,404	)		—			(137,443	)
Other investing activities		(748	)		637			(1,052	)		—			(1,163	)
Cash flows from financing activities:														—
Dividends paid to stockholders		(4,291	)		—			—			—			(4,291	)
Payments on debt		—			(12,405	)		1,554			—			(10,851	)
Other financing activity		9,712			17,066			(31,408	)		2,629			(2,001	)
Effect of exchange rates on cash		—			—			(5,152	)		—			(5,152	)
Changes in cash and cash equivalents		(52,718	)		8,868			(10,606	)		—			(54,456	)
Beginning cash and cash equivalents		146,885			33,824			28,956			—			209,665
Ending cash and cash equivalents	$	94,167		$	42,692		$	18,350		$	—		$	155,209