Guarantor and Non-Guarantor Financial Statements (Details) - USD ($)		3 Months Ended								12 Months Ended
		Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	May. 23, 2012	Dec. 31, 2010
Current assets:
Cash and cash equivalents		$ 72,500,000			$ 177,700,000	$ 177,700,000			$ 169,500,000	$ 177,700,000	$ 169,500,000	$ 273,400,000	$ 72,500,000	$ 177,700,000	$ 169,500,000	$ 273,400,000		$ 273,400,000
Short-term investments													30,000,000	114,000,000
Receivables:
Trade, less allowance for doubtful receivables													116,700,000	129,300,000
Intercompany receivables													0	0
Other													6,100,000	10,900,000
Inventories													219,600,000	214,700,000
Prepaid expenses and other current assets													56,700,000	178,600,000
Total current assets													501,600,000	825,200,000
Investments in and advances to unconsolidated affiliates													0	0
Property, plant and equipment – net													495,400,000	454,900,000
Long-term intercompany receivables													0	0
Net assets of Union VEBA													0	340,100,000
Deferred tax assets — net													162,600,000	30,900,000
Intangible assets – net													30,500,000	32,100,000
Goodwill													37,200,000	37,200,000
Other assets													22,800,000	23,300,000
Total													1,250,100,000	1,743,700,000
Current liabilities:
Accounts payable													76,700,000	81,400,000
Intercompany payable													0	0
Accrued salaries, wages and related expenses													39,800,000	39,600,000
Other accrued liabilities													52,700,000	132,800,000
Current portion of long-term debt													0	172,500,000
Short-term capital leases													100,000	100,000
Total current liabilities													169,300,000	426,400,000
Net liabilities of Salaried VEBA													19,000,000	17,200,000
Deferred tax liabilities													2,100,000	900,000
Long-term intercompany payable													0	0
Long-term liabilities													87,500,000	58,300,000
Long-term debt													197,800,000	225,000,000
Total liabilities													475,700,000	727,800,000
Total stockholders’ equity													774,400,000	1,015,900,000	1,084,200,000	$ 1,070,800,000
Total													$ 1,250,100,000	1,743,700,000
CONDENSED CONSOLIDATING STATEMENT OF COMPREHENSIVE INCOME
Net sales		316,600,000	$ 336,400,000	$ 367,200,000	371,700,000	338,000,000	$ 338,900,000	$ 344,100,000	335,100,000	1,391,900,000	1,356,100,000	1,297,500,000
Cost of products sold:
Cost of products sold, excluding depreciation and amortization and other items		251,000,000	267,300,000	294,800,000	302,300,000	278,700,000	280,400,000	275,500,000	282,900,000	1,115,400,000	1,117,500,000	1,038,900,000
Lower of cost or market inventory write-down		2,600,000	0	0	0					2,600,000	0	0
Unrealized loss (gain) on derivative instruments		(4,300,000)	1,700,000	1,500,000	4,500,000	10,400,000	3,600,000	(1,600,000)	(2,000,000)	3,400,000	10,400,000	(700,000)
Depreciation and amortization										32,400,000	31,100,000	28,100,000
Selling, general, administrative, research and development										88,100,000	81,400,000	80,400,000
Net periodic postretirement benefit cost (income) relating to VEBAs – Note 6										2,400,000	(23,700,000)	(22,500,000)
Loss on removal of Union VEBA net assets – Note 6										493,400,000	0	0
Total selling, administrative, research and development and general										583,900,000	57,700,000	57,900,000
Other operating charges, net										100,000	1,500,000	0
Total costs and expenses										1,737,800,000	1,218,200,000	1,124,200,000
Operating (loss) income		35,200,000	40,500,000	37,000,000	(458,600,000)	26,800,000	32,600,000	46,400,000	32,100,000	(345,900,000)	137,900,000	173,300,000
Interest expense										(24,100,000)	(37,500,000)	(35,700,000)
Other (expense) income:
Other income, net										(1,800,000)	6,700,000	5,600,000
(Loss) income before income taxes										(371,800,000)	107,100,000	143,200,000
Income tax provision										135,200,000	(35,300,000)	(38,400,000)
Earnings in equity of subsidiaries										0	0	0
Net (loss) income		13,300,000	$ 22,100,000	20,200,000	(292,200,000)	15,600,000	$ 15,900,000	$ 24,500,000	15,800,000	(236,600,000)	71,800,000	104,800,000
Comprehensive (loss) income										(172,200,000)	(3,600,000)	110,100,000
Cash flows from operating activities:
Net cash (used in) provided by operating activities										158,800,000	124,100,000	111,700,000
Cash flows from investing activities:
Capital expenditures										(63,100,000)	(59,400,000)	(70,400,000)
Payments to Acquire Available-for-sale Securities										500,000	93,500,000	227,800,000
Proceeds from disposal of property, plant and equipment												183,100,000
Proceeds from disposition of available for sale securities										84,000,000	108,200,000	183,100,000
Change in restricted cash										0	0	1,700,000
Net cash used in investing activities	[1]									20,400,000	(44,700,000)	(113,400,000)
Cash flows from financing activities:
Repurchase of Senior Notes	[2]									(30,000,000)	0	0
Settlement of Convertible Notes	[2]									(175,000,000)	0	0
Proceeds from cash-settled call options related to settlement of Convertible Notes	[2]									94,900,000	0	0
Payment for conversion premium related to settlement of Convertible Notes	[2]									(94,900,000)	0	0
Cash paid for financing costs										600,000	0	0
Payment of capital lease liability										0	(100,000)	(100,000)
Repurchase of common stock										(49,200,000)	(44,100,000)	(78,300,000)
Excess tax benefit upon vesting of non-vested shares and dividend payment on unvested shares expected to vest										1,300,000	800,000	1,100,000
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares										(2,800,000)	(2,400,000)	(2,500,000)
Cash dividends paid to stockholders										(28,100,000)	(25,400,000)	(23,000,000)
Cash dividends paid to Parent											0
Cash dividend returned to the Company				$ 600,000						0	0	600,000
Intercompany loan										0	0	0
Net cash used in financing activities	[1]									(284,400,000)	(71,200,000)	(102,200,000)
Net increase (decrease) in cash and cash equivalents during the period										(105,200,000)	8,200,000	(103,900,000)
Cash and cash equivalents at beginning of period					177,700,000				169,500,000	177,700,000	169,500,000	273,400,000
Cash and cash equivalents at end of period		72,500,000				177,700,000				72,500,000	177,700,000	169,500,000
Ownership interest by parent													100.00%
Parent
Current assets:
Cash and cash equivalents		0			0	0			5,000,000	0	5,000,000	5,000,000	$ 0	0	5,000,000			5,000,000
Short-term investments													0	0
Receivables:
Trade, less allowance for doubtful receivables													0	0
Intercompany receivables													0	204,200,000
Other													0	0
Inventories													0	0
Prepaid expenses and other current assets													200,000	85,100,000
Total current assets													200,000	289,300,000
Investments in and advances to unconsolidated affiliates													1,077,200,000	1,209,200,000
Property, plant and equipment – net													0	0
Long-term intercompany receivables													0	0
Net assets of Union VEBA														0
Deferred tax assets — net													0	0
Intangible assets – net													0	0
Goodwill													0	0
Other assets													3,200,000	4,400,000
Total													1,080,600,000	1,502,900,000
Current liabilities:
Accounts payable													500,000	1,300,000
Intercompany payable													106,500,000	0
Accrued salaries, wages and related expenses													0	0
Other accrued liabilities													1,400,000	88,200,000
Current portion of long-term debt														172,500,000
Short-term capital leases													0	0
Total current liabilities													108,400,000	262,000,000
Net liabilities of Salaried VEBA													0	0
Deferred tax liabilities													0	0
Long-term intercompany payable													0	0
Long-term liabilities													0	0
Long-term debt													197,800,000	225,000,000
Total liabilities													306,200,000	487,000,000
Total stockholders’ equity													774,400,000	1,015,900,000
Total													1,080,600,000	1,502,900,000
CONDENSED CONSOLIDATING STATEMENT OF COMPREHENSIVE INCOME
Net sales										0	0	0
Cost of products sold:
Cost of products sold, excluding depreciation and amortization and other items										0	0	0
Lower of cost or market inventory write-down										0
Unrealized loss (gain) on derivative instruments										0	0	0
Depreciation and amortization										0	0	0
Selling, general, administrative, research and development										4,300,000	4,100,000	3,800,000
Net periodic postretirement benefit cost (income) relating to VEBAs – Note 6										0	0	0
Loss on removal of Union VEBA net assets – Note 6										0
Total selling, administrative, research and development and general										4,300,000	4,100,000	3,800,000
Other operating charges, net										0	0
Total costs and expenses										4,300,000	4,100,000	3,800,000
Operating (loss) income										(4,300,000)	(4,100,000)	(3,800,000)
Interest expense										(23,500,000)	(37,500,000)	(36,600,000)
Other (expense) income:
Other income, net										(2,500,000)	3,700,000	3,900,000
(Loss) income before income taxes										(30,300,000)	(37,900,000)	(36,500,000)
Income tax provision										0	0	0
Earnings in equity of subsidiaries										(206,300,000)	109,700,000	141,300,000
Net (loss) income										(236,600,000)	71,800,000	104,800,000
Comprehensive (loss) income										(172,200,000)	(3,600,000)	110,100,000
Cash flows from operating activities:
Net cash (used in) provided by operating activities										285,700,000	35,600,000	(29,200,000)
Cash flows from investing activities:
Capital expenditures										0	0	0
Payments to Acquire Available-for-sale Securities										0	0	0
Proceeds from disposal of property, plant and equipment												0
Proceeds from disposition of available for sale securities										0	0
Change in restricted cash												0
Net cash used in investing activities										0	0	0
Cash flows from financing activities:
Repurchase of Senior Notes										(30,000,000)
Settlement of Convertible Notes										(175,000,000)
Proceeds from cash-settled call options related to settlement of Convertible Notes										94,900,000
Payment for conversion premium related to settlement of Convertible Notes										(94,900,000)
Cash paid for financing costs										600,000
Payment of capital lease liability											0	0
Repurchase of common stock										(49,200,000)	(44,100,000)	(78,300,000)
Excess tax benefit upon vesting of non-vested shares and dividend payment on unvested shares expected to vest										0	0	0
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares										(2,800,000)	(2,400,000)	(2,500,000)
Cash dividends paid to stockholders										(28,100,000)	(25,400,000)	(23,000,000)
Cash dividends paid to Parent											0
Cash dividend returned to the Company												600,000
Intercompany loan										0	31,300,000	132,400,000
Net cash used in financing activities										(285,700,000)	(40,600,000)	29,200,000
Net increase (decrease) in cash and cash equivalents during the period										0	(5,000,000)	0
Cash and cash equivalents at beginning of period					0				5,000,000	0	5,000,000
Cash and cash equivalents at end of period		0				0				0	0	5,000,000
Guarantor Subsidiaries
Current assets:
Cash and cash equivalents		72,200,000			175,300,000	175,300,000			157,700,000	175,300,000	157,700,000	157,700,000	72,200,000	175,300,000	157,700,000			266,000,000
Short-term investments													30,000,000	114,000,000
Receivables:
Trade, less allowance for doubtful receivables													114,000,000	126,100,000
Intercompany receivables													111,200,000	4,000,000
Other													3,800,000	5,600,000
Inventories													216,300,000	208,000,000
Prepaid expenses and other current assets													56,200,000	93,100,000
Total current assets													603,700,000	726,100,000
Investments in and advances to unconsolidated affiliates													31,400,000	32,500,000
Property, plant and equipment – net													464,300,000	437,400,000
Long-term intercompany receivables													0	0
Net assets of Union VEBA														340,100,000
Deferred tax assets — net													155,600,000	23,800,000
Intangible assets – net													30,500,000	32,100,000
Goodwill													37,200,000	37,200,000
Other assets													19,500,000	18,800,000
Total													1,342,200,000	1,648,000,000
Current liabilities:
Accounts payable													73,600,000	73,800,000
Intercompany payable													14,800,000	221,300,000
Accrued salaries, wages and related expenses													38,300,000	36,500,000
Other accrued liabilities													52,300,000	43,800,000
Current portion of long-term debt														0
Short-term capital leases													100,000	100,000
Total current liabilities													179,100,000	375,500,000
Net liabilities of Salaried VEBA													19,000,000	17,200,000
Deferred tax liabilities													0	0
Long-term intercompany payable													3,100,000	15,900,000
Long-term liabilities													81,300,000	50,300,000
Long-term debt													0	0
Total liabilities													282,500,000	458,900,000
Total stockholders’ equity													1,059,700,000	1,189,100,000
Total													1,342,200,000	1,648,000,000
CONDENSED CONSOLIDATING STATEMENT OF COMPREHENSIVE INCOME
Net sales										1,361,600,000	1,323,400,000	1,275,200,000
Cost of products sold:
Cost of products sold, excluding depreciation and amortization and other items										1,095,600,000	1,098,300,000	1,026,000,000
Lower of cost or market inventory write-down										2,600,000
Unrealized loss (gain) on derivative instruments										3,400,000	10,400,000	(700,000)
Depreciation and amortization										31,300,000	30,000,000	27,000,000
Selling, general, administrative, research and development										76,500,000	69,700,000	70,100,000
Net periodic postretirement benefit cost (income) relating to VEBAs – Note 6										2,400,000	(23,700,000)	(22,500,000)
Loss on removal of Union VEBA net assets – Note 6										493,400,000
Total selling, administrative, research and development and general										572,300,000	46,000,000	47,600,000
Other operating charges, net										100,000	1,500,000
Total costs and expenses										1,705,300,000	1,186,200,000	1,099,900,000
Operating (loss) income										(343,700,000)	137,200,000	175,300,000
Interest expense										(900,000)	(600,000)	500,000
Other (expense) income:
Other income, net										3,500,000	3,200,000	2,000,000
(Loss) income before income taxes										(341,100,000)	139,800,000	177,800,000
Income tax provision										122,500,000	(50,200,000)	(68,100,000)
Earnings in equity of subsidiaries										900,000	6,000,000	17,600,000
Net (loss) income										(217,700,000)	95,600,000	127,300,000
Comprehensive (loss) income										(153,500,000)	19,900,000	131,600,000
Cash flows from operating activities:
Net cash (used in) provided by operating activities										(127,200,000)	351,800,000	131,700,000
Cash flows from investing activities:
Capital expenditures										(47,900,000)	(56,400,000)	(66,500,000)
Payments to Acquire Available-for-sale Securities										500,000	93,500,000	227,800,000
Proceeds from disposal of property, plant and equipment												183,100,000
Proceeds from disposition of available for sale securities										84,000,000	108,200,000
Change in restricted cash												700,000
Net cash used in investing activities										35,600,000	(41,700,000)	(110,500,000)
Cash flows from financing activities:
Repurchase of Senior Notes										0
Settlement of Convertible Notes										0
Proceeds from cash-settled call options related to settlement of Convertible Notes										0
Payment for conversion premium related to settlement of Convertible Notes										0
Cash paid for financing costs										0
Payment of capital lease liability											(100,000)	(100,000)
Repurchase of common stock										0	0	0
Excess tax benefit upon vesting of non-vested shares and dividend payment on unvested shares expected to vest										1,300,000	800,000	1,100,000
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares										0	0	0
Cash dividends paid to stockholders										0	0	0
Cash dividends paid to Parent											(270,000,000)
Cash dividend returned to the Company												0
Intercompany loan										(12,800,000)	(23,200,000)	(130,500,000)
Net cash used in financing activities										(11,500,000)	(292,500,000)	(129,500,000)
Net increase (decrease) in cash and cash equivalents during the period										(103,100,000)	17,600,000	(108,300,000)
Cash and cash equivalents at beginning of period					175,300,000				157,700,000	175,300,000	157,700,000
Cash and cash equivalents at end of period		72,200,000				175,300,000				72,200,000	175,300,000	157,700,000
Non-Guarantor Subsidiaries
Current assets:
Cash and cash equivalents		300,000			2,400,000	2,400,000			6,800,000	2,400,000	6,800,000	6,800,000	300,000	2,400,000	6,800,000			2,400,000
Short-term investments													0	0
Receivables:
Trade, less allowance for doubtful receivables													2,700,000	3,200,000
Intercompany receivables													1,100,000	900,000
Other													2,300,000	5,300,000
Inventories													6,600,000	7,600,000
Prepaid expenses and other current assets													1,700,000	400,000
Total current assets													14,700,000	19,800,000
Investments in and advances to unconsolidated affiliates													0	0
Property, plant and equipment – net													31,100,000	17,500,000
Long-term intercompany receivables													3,100,000	15,900,000
Net assets of Union VEBA														0
Deferred tax assets — net													0	0
Intangible assets – net													0	0
Goodwill													0	0
Other assets													100,000	100,000
Total													49,000,000	53,300,000
Current liabilities:
Accounts payable													2,600,000	6,300,000
Intercompany payable													4,000,000	3,300,000
Accrued salaries, wages and related expenses													1,500,000	3,100,000
Other accrued liabilities													400,000	800,000
Current portion of long-term debt														0
Short-term capital leases													0	0
Total current liabilities													8,500,000	13,500,000
Net liabilities of Salaried VEBA													0	0
Deferred tax liabilities													2,100,000	900,000
Long-term intercompany payable													0	0
Long-term liabilities													6,200,000	8,000,000
Long-term debt													0	0
Total liabilities													16,800,000	22,400,000
Total stockholders’ equity													32,200,000	30,900,000
Total													49,000,000	53,300,000
CONDENSED CONSOLIDATING STATEMENT OF COMPREHENSIVE INCOME
Net sales										123,300,000	133,900,000	118,000,000
Cost of products sold:
Cost of products sold, excluding depreciation and amortization and other items										108,400,000	117,800,000	105,700,000
Lower of cost or market inventory write-down										0
Unrealized loss (gain) on derivative instruments										0	0	0
Depreciation and amortization										1,100,000	1,100,000	1,100,000
Selling, general, administrative, research and development										9,300,000	9,900,000	8,900,000
Net periodic postretirement benefit cost (income) relating to VEBAs – Note 6										0	0	0
Loss on removal of Union VEBA net assets – Note 6										0
Total selling, administrative, research and development and general										9,300,000	9,900,000	8,900,000
Other operating charges, net										0	0
Total costs and expenses										118,800,000	128,800,000	115,700,000
Operating (loss) income										4,500,000	5,100,000	2,300,000
Interest expense										0	0	0
Other (expense) income:
Other income, net										(2,500,000)	400,000	0
(Loss) income before income taxes										2,000,000	5,500,000	2,300,000
Income tax provision										1,300,000	800,000	15,700,000
Earnings in equity of subsidiaries										0	0	0
Net (loss) income										3,300,000	6,300,000	18,000,000
Comprehensive (loss) income										3,500,000	6,600,000	19,000,000
Cash flows from operating activities:
Net cash (used in) provided by operating activities										300,000	6,700,000	9,200,000
Cash flows from investing activities:
Capital expenditures										(15,200,000)	(3,000,000)	(3,900,000)
Payments to Acquire Available-for-sale Securities										0	0	0
Proceeds from disposal of property, plant and equipment												0
Proceeds from disposition of available for sale securities										0	0
Change in restricted cash												1,000,000
Net cash used in investing activities										(15,200,000)	(3,000,000)	(2,900,000)
Cash flows from financing activities:
Repurchase of Senior Notes										0
Settlement of Convertible Notes										0
Proceeds from cash-settled call options related to settlement of Convertible Notes										0
Payment for conversion premium related to settlement of Convertible Notes										0
Cash paid for financing costs										0
Payment of capital lease liability											0	0
Repurchase of common stock										0	0	0
Excess tax benefit upon vesting of non-vested shares and dividend payment on unvested shares expected to vest										0	0	0
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares										0	0	0
Cash dividends paid to stockholders										0	0	0
Cash dividends paid to Parent											0
Cash dividend returned to the Company												0
Intercompany loan										12,800,000	(8,100,000)	(1,900,000)
Net cash used in financing activities										12,800,000	(8,100,000)	(1,900,000)
Net increase (decrease) in cash and cash equivalents during the period										(2,100,000)	(4,400,000)	4,400,000
Cash and cash equivalents at beginning of period					2,400,000				6,800,000	2,400,000	6,800,000
Cash and cash equivalents at end of period		300,000				2,400,000				300,000	2,400,000	6,800,000
Consolidating Adjustments
Current assets:
Cash and cash equivalents		0			0	0			0	0	0	0	0	0	$ 0			$ 0
Short-term investments													0	0
Receivables:
Trade, less allowance for doubtful receivables													0	0
Intercompany receivables													(112,300,000)	(209,100,000)
Other													0	0
Inventories													(3,300,000)	(900,000)
Prepaid expenses and other current assets													(1,400,000)	0
Total current assets													(117,000,000)	(210,000,000)
Investments in and advances to unconsolidated affiliates													(1,108,600,000)	(1,241,700,000)
Property, plant and equipment – net													0	0
Long-term intercompany receivables													(3,100,000)	(15,900,000)
Net assets of Union VEBA														0
Deferred tax assets — net													7,000,000	7,100,000
Intangible assets – net													0	0
Goodwill													0	0
Other assets													0	0
Total													(1,221,700,000)	(1,460,500,000)
Current liabilities:
Accounts payable													0	0
Intercompany payable													(125,300,000)	(224,600,000)
Accrued salaries, wages and related expenses													0	0
Other accrued liabilities													(1,400,000)	0
Current portion of long-term debt														0
Short-term capital leases													0	0
Total current liabilities													(126,700,000)	(224,600,000)
Net liabilities of Salaried VEBA													0	0
Deferred tax liabilities													0	0
Long-term intercompany payable													(3,100,000)	(15,900,000)
Long-term liabilities													0	0
Long-term debt													0	0
Total liabilities													(129,800,000)	(240,500,000)
Total stockholders’ equity													(1,091,900,000)	(1,220,000,000)
Total													(1,221,700,000)	(1,460,500,000)
CONDENSED CONSOLIDATING STATEMENT OF COMPREHENSIVE INCOME
Net sales										(93,000,000)	(101,200,000)	(95,700,000)
Cost of products sold:
Cost of products sold, excluding depreciation and amortization and other items										(88,600,000)	(98,600,000)	(92,800,000)
Lower of cost or market inventory write-down										0
Unrealized loss (gain) on derivative instruments										0	0	0
Depreciation and amortization										0	0	0
Selling, general, administrative, research and development										(2,000,000)	(2,300,000)	(2,400,000)
Net periodic postretirement benefit cost (income) relating to VEBAs – Note 6										0	0	0
Loss on removal of Union VEBA net assets – Note 6										0
Total selling, administrative, research and development and general										(2,000,000)	(2,300,000)	(2,400,000)
Other operating charges, net										0	0
Total costs and expenses										(90,600,000)	(100,900,000)	(95,200,000)
Operating (loss) income										(2,400,000)	(300,000)	(500,000)
Interest expense										300,000	600,000	400,000
Other (expense) income:
Other income, net										(300,000)	(600,000)	(300,000)
(Loss) income before income taxes										(2,400,000)	(300,000)	(400,000)
Income tax provision										11,400,000	14,100,000	14,000,000
Earnings in equity of subsidiaries										205,400,000	(115,700,000)	(158,900,000)
Net (loss) income										214,400,000	(101,900,000)	(145,300,000)
Comprehensive (loss) income										150,000,000	(26,500,000)	(150,600,000)
Cash flows from operating activities:
Net cash (used in) provided by operating activities										0	(270,000,000)	0
Cash flows from investing activities:
Capital expenditures										0	0	0
Payments to Acquire Available-for-sale Securities										0	0	0
Proceeds from disposal of property, plant and equipment												0
Proceeds from disposition of available for sale securities										0	0
Change in restricted cash												0
Net cash used in investing activities										0	0	0
Cash flows from financing activities:
Repurchase of Senior Notes										0
Settlement of Convertible Notes										0
Proceeds from cash-settled call options related to settlement of Convertible Notes										0
Payment for conversion premium related to settlement of Convertible Notes										0
Cash paid for financing costs										0
Payment of capital lease liability											0	0
Repurchase of common stock										0	0	0
Excess tax benefit upon vesting of non-vested shares and dividend payment on unvested shares expected to vest										0	0	0
Cancellation of shares to cover employees' tax withholdings upon vesting of non-vested shares										0	0	0
Cash dividends paid to stockholders										0	0	0
Cash dividends paid to Parent											270,000,000
Cash dividend returned to the Company												0
Intercompany loan										0	0	0
Net cash used in financing activities										0	270,000,000	0
Net increase (decrease) in cash and cash equivalents during the period										0	0	0
Cash and cash equivalents at beginning of period					$ 0				$ 0	0	0
Cash and cash equivalents at end of period		$ 0				$ 0				0	$ 0	$ 0
Senior Notes | Senior Notes Due 2020
Current liabilities:
Long-term debt													$ 197,800,000	$ 225,000,000
Cash flows from financing activities:
Repurchase of Senior Notes										$ (30,000,000)
Principal amount of notes																	$ 225,000,000

[1] See Note 14 for the supplemental disclosure on non-cash transactions.

[2] See Note 3 for more information relating to the Senior Notes (defined in Note 3) and the Convertible Notes.