XML 59 R49.htm IDEA: XBRL DOCUMENT v3.5.0.2
Fair Value Measurements - Changes in Level 3 Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Investments [Member]        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings $ (3) $ 31 $ 1 $ 22
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]        
Asset beginning balance 161 184 157 193
Asset ending balance 158 215 158 215
Interest Rate Lock Commitments [Member]        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings   (139) 923 539
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings (571) (6,364) 4,292 (2,516)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]        
Asset beginning balance 14,024 11,424 9,161 7,576
Liability beginning balance   544 923 1,222
Asset ending balance 13,453 5,060 13,453 5,060
Liability ending balance 0 683 0 683
Auction Rate Securities [Member]        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 1,341 (998) 3,574 (63)
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases 5,000 2,500 11,775 10,725
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]        
Asset beginning balance 84,185 99,057 86,802 91,422
Sales and settlements (1,425) (175) (13,050) (1,700)
Asset ending balance 89,101 100,384 89,101 100,384
Auction Rate Securities Purchase Commitment [Member]        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings 417 (237) 1,227 (132)
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings (629)   911  
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]        
Asset beginning balance 1,540   0  
Liability beginning balance 559 797 1,369 902
Asset ending balance 911   911  
Liability ending balance 142 1,034 142 1,034
Municipal Bonds [Member]        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings 2 (22) 6 (82)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]        
Asset beginning balance 85 104 81 164
Sales and settlements (62) (20) (62) (20)
Asset ending balance $ 25 $ 62 $ 25 $ 62