101 - Document - Document and Entity Information
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103 - Statement - CONSOLIDATED BALANCE SHEETS
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104 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical)
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105 - Statement - CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME
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106 - Statement - CONSOLIDATED STATEMENTS OF STOCKHOLDERS EQUITY
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107 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS
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108 - Disclosure - Description of Business and Summary of Significant Accounting Policies
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109 - Disclosure - Capital Structure
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110 - Disclosure - Earnings Per Share
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111 - Disclosure - Acquisitions
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112 - Disclosure - Business Segments
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113 - Disclosure - Goodwill and Other Intangible Assets
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114 - Disclosure - Income Taxes
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115 - Disclosure - Fair Value Measurement
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116 - Disclosure - Property and Equipment
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117 - Disclosure - Long-Term Debt and Financing Arrangements
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118 - Disclosure - Leases, User Charges and Commitments
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119 - Disclosure - Guarantees
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120 - Disclosure - Stock-Based Compensation Plans
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121 - Disclosure - Employee Benefit Plans
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122 - Disclosure - Legal Matters
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123 - Disclosure - Stock Buy Back Plans
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124 - Disclosure - Selected Quarterly Financial Data (Unaudited)
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125 - Disclosure - Subsequent Events
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126 - Disclosure - VALUATION AND QUALIFYING ACCOUNTS
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127 - Disclosure - Description of Business and Summary of Significant Accounting Policies (Policies)
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128 - Disclosure - Earnings Per Share (Tables)
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129 - Disclosure - Acquisitions (Tables)
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130 - Disclosure - Business Segments (Tables)
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131 - Disclosure - Goodwill and Other Intangible Assets (Tables)
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132 - Disclosure - Income Taxes (Tables)
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133 - Disclosure - Property and Equipment (Tables)
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134 - Disclosure - Long-Term Debt and Financing Arrangements (Tables)
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135 - Disclosure - Leases, User Charges and Commitments (Tables)
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136 - Disclosure - Stock-Based Compensation Plans (Tables)
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137 - Disclosure - Stock Buy Back Plans (Tables)
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138 - Disclosure - Selected Quarterly Financial Data (Unaudited) (Tables)
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139 - Disclosure - Description of Business and Summary of Significant Accounting Policies - Additional Information (Detail)
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140 - Disclosure - Capital Structure - Additional Information (Detail)
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141 - Disclosure - Reconciliation of Earnings Per Share (Detail)
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142 - Disclosure - Acquisitions - Additional Information (Detail)
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143 - Disclosure - Unaudited Pro Forma Consolidated Results of Operations (Detail)
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144 - Disclosure - Summary of Operating Results (Detail)
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145 - Disclosure - Schedule of Assets (Detail)
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146 - Disclosure - Business Segments - Summary of Revenue by Segment and Business Line (Detail)
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147 - Disclosure - Carrying Amount of Goodwill (Detail)
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148 - Disclosure - Goodwill and Other Intangible Assets - Additional Information (Detail)
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149 - Disclosure - Components of Other Intangible Assets (Detail)
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150 - Disclosure - Amortization Expense (Detail)
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151 - Disclosure - Reconciliation of Effective Tax Rate to Federal Statutory Tax Rate (Detail)
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152 - Disclosure - Summary of Provision for Income Taxes (Detail)
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153 - Disclosure - Summary of Deferred Tax Assets and Liabilities (Detail)
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154 - Disclosure - Income Taxes - Additional Information (Detail)
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155 - Disclosure - Unrecognized Tax Benefits (Detail)
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156 - Disclosure - Fair Value Measurement - Additional Information (Detail)
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157 - Disclosure - Property and Equipment (Detail)
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158 - Disclosure - Property and Equipment - Additional Information (Detail)
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159 - Disclosure - Long-Term Debt and Financing Arrangements - Additional Information (Detail)
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160 - Disclosure - Long-Term Debt and Financing Arrangements - Schedule of Outstanding Debt (Detail)
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161 - Disclosure - Long-Term Debt and Financing Arrangements - Summary of Aggregate Principal Payments (Detail)
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162 - Disclosure - Leases, User Charges and Commitments - Future Payments Due (Detail)
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163 - Disclosure - Leases, User Charges and Commitments - Additional Information (Detail)
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164 - Disclosure - Guarantees - Additional Information (Detail)
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165 - Disclosure - Stock-Based Compensation Plans - Additional Information (Detail)
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166 - Disclosure - Stock-Based Compensation Plans - Stock Option Activity (Detail)
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167 - Disclosure - Stock-Based Compensation Plans - Schedule of Non-Vested Restricted Stock Activity (Detail)
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168 - Disclosure - Stock-Based Compensation Plans - Restricted Stock Granted (Detail)
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169 - Disclosure - Employee Benefit Plans - Additional Information (Detail)
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170 - Disclosure - Stock Buy Back Plans - Additional Information (Detail)
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171 - Disclosure - Stock Buy Back Plans - Number of Shares Purchased and Maximum Value of Shares That yet be Purchased Under Plan (Detail)
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172 - Disclosure - Selected Quarterly Financial Data (Unaudited) - Summary of Selected Quarterly Financial Data (Detail)
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173 - Disclosure - Subsequent Events - Additional Information (Detail)
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174 - Disclosure - Valuation and Qualifying Accounts (Detail)
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175 - Disclosure - Valuation and Qualifying Accounts (Parenthetical) (Detail)
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