101 - Document - Document and Entity Information
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103 - Statement - Condensed Consolidated Balance Sheets
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104 - Statement - Condensed Consolidated Balance Sheets (Parenthetical)
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105 - Statement - Condensed Consolidated Statements of Operations
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106 - Statement - Condensed Consolidated Statements of Comprehensive Income
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107 - Statement - Condensed Consolidated Statements of Cash Flows
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108 - Disclosure - Basis of Presentation
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109 - Disclosure - Recent Accounting Pronouncements
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110 - Disclosure - Fair Value of Financial Instruments
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111 - Disclosure - Income Taxes
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112 - Disclosure - Inventory
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113 - Disclosure - Property, Plant & Equipment, Net
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114 - Disclosure - Asset Retirement Obligations
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115 - Disclosure - Financing Arrangements
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116 - Disclosure - Stock-Based Compensation
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117 - Disclosure - Net Income Per Common Share
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118 - Disclosure - Other Income
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119 - Disclosure - Legal Proceedings and Contingencies
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120 - Disclosure - Related Party Transactions
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121 - Disclosure - Segment Information
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122 - Disclosure - Subsequent Events
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123 - Disclosure - Basis of Presentation (Policies)
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124 - Disclosure - Fair Value of Financial Instruments (Tables)
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125 - Disclosure - Inventory (Tables)
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126 - Disclosure - Property, Plant & Equipment, Net (Tables)
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127 - Disclosure - Asset Retirement Obligations (Tables)
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128 - Disclosure - Financing Arrangements (Tables)
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129 - Disclosure - Stock-Based Compensation (Tables)
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130 - Disclosure - Net Income Per Common Share (Tables)
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131 - Disclosure - Other Income (Tables)
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132 - Disclosure - Related Party Transactions (Tables)
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133 - Disclosure - Segment Information (Tables)
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134 - Disclosure - Fair Value of Financial Instruments - Schedule of the Information about the Company's Assets and Liabilities Measured at Fair Value on a Recurring Basis (Detail)
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135 - Disclosure - Income Taxes - Additional Information (Detail)
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136 - Disclosure - Inventory - Schedule of Inventory (Detail)
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137 - Disclosure - Inventory - Additional Information (Detail)
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138 - Disclosure - Property, Plant & Equipment, Net - Schedule of Property, Plant & Equipment, Net (Detail)
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139 - Disclosure - Property, Plant & Equipment, Net - Additional Information (Detail)
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140 - Disclosure - Asset Retirement Obligations - Additional Information (Detail)
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141 - Disclosure - Asset Retirement Obligations - Summary of Changes in Company's Asset Retirement Obligations (Detail)
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142 - Disclosure - Financing Arrangements - Additional Information (Detail)
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143 - Disclosure - Financing Arrangements - Schedule of Maturities of Principal Obligations Under New Term Facility (Detail)
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144 - Disclosure - Financing Arrangements - Schedule of Term Facility Financial Covenant (Detail)
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145 - Disclosure - Stock-Based Compensation - Schedule of Stock-Based Compensation Expense Recognized (Detail)
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146 - Disclosure - Net Income Per Common Share - Summary of Net Income Per Common Share (Detail)
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147 - Disclosure - Other Income - Schedule of Other Income (Detail)
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148 - Disclosure - Related Party Transactions - Summary of Related Party Expenses (Detail)
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149 - Disclosure - Segment Information - Additional Information (Detail)
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150 - Disclosure - Segment Information - Schedule of Selected Information for Each Business Segment (Detail)
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151 - Disclosure - Subsequent Events - Additional Information (Detail)
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152 - Disclosure - Financing Arrangements - Schedule of Maturities of Principal Obligations Under New Term Facility (Detail) (Alternate 1)
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