XML 50 R56.htm IDEA: XBRL DOCUMENT v2.4.0.8
Fair Value Measurements - Summary of Carrying Amount and Fair Value of Ambac's Financial Assets and Liabilities (Detail) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Financial assets:    
Short term investments $ 344,187 $ 271,119
Other investments 256,455 241,069
Other assets 12,782 13,384
Financial liabilities:    
Obligations under investment and repurchase agreements 169,582 359,070
Long term debt, including accrued interest 981,424 963,178
Derivative liabilities 89,651 94,322
Variable Interest Entity [Member]
    
Financial assets:    
Loans at Carrying Amount 13,743,231 13,398,895
Financial liabilities:    
Long term debt, including accrued interest 14,450,434 14,091,753
Successor Ambac [Member]
    
Financial assets:    
Fixed income securities 6,509,647 6,282,658
Successor Ambac [Member] | Total Fair Value [Member]
    
Financial assets:    
Cash 74,461 77,370
Loans 6,349 6,238
Other assets 12,782 13,384
Total financial assets 23,388,705 22,590,005
Financial liabilities:    
Obligations under investment and repurchase agreements 171,999 360,506
Long term debt, including accrued interest 1,506,391 1,215,029
Liabilities for net financial guarantees written 7,078,178 4,876,617
Total financial liabilities 25,476,735 22,570,109
Successor Ambac [Member] | Total Fair Value [Member] | Variable Interest Entity [Member]
    
Financial assets:    
Restricted cash 7,712 17,498
Loans 13,743,231 13,398,895
Financial liabilities:    
Long-term debt 14,450,434 14,091,753
Successor Ambac [Member] | Total Fair Value [Member] | Futures Contracts [Member]
    
Financial assets:    
Derivative assets 0 2,337
Financial liabilities:    
Derivative liabilities 180  
Successor Ambac [Member] | Total Fair Value [Member] | Credit Derivatives [Member]
    
Financial assets:    
Derivative assets 319  
Financial liabilities:    
Derivative liabilities 89,970 94,322
Successor Ambac [Member] | Total Fair Value [Member] | Other Contracts [Member]
    
Financial liabilities:    
Derivative liabilities 128 165
Successor Ambac [Member] | Carrying Amount [Member]
    
Financial assets:    
Cash 74,461 77,370
Loans at Carrying Amount 6,349 6,179
Other assets 12,782 13,384
Total financial assets 23,388,705 22,589,946
Financial liabilities:    
Obligations under investment and repurchase agreements 169,582 359,070
Long term debt, including accrued interest 1,319,997 1,256,602
Liabilities for net financial guarantees written 4,600,794 4,509,539
Total financial liabilities 22,810,540 22,243,168
Successor Ambac [Member] | Carrying Amount [Member] | Variable Interest Entity [Member]
    
Financial assets:    
Restricted cash 7,712 17,498
Loans at Carrying Amount 13,743,231 13,398,895
Financial liabilities:    
Long-term debt 14,450,434 14,091,753
Successor Ambac [Member] | Carrying Amount [Member] | Futures Contracts [Member]
    
Financial assets:    
Derivative assets 0 2,337
Financial liabilities:    
Derivative liabilities 180  
Successor Ambac [Member] | Carrying Amount [Member] | Credit Derivatives [Member]
    
Financial assets:    
Derivative assets 319  
Financial liabilities:    
Derivative liabilities 89,970 94,322
Successor Ambac [Member] | Carrying Amount [Member] | Other Contracts [Member]
    
Financial liabilities:    
Derivative liabilities 128 165
Successor Ambac [Member] | Other Assets [Member] | Total Fair Value [Member] | Interest Rate Swaps [Member]
    
Financial assets:    
Derivative assets 89,361 76,631
Financial liabilities:    
Derivative liabilities - interest rate swaps - asset position (51,322) (55,619)
Successor Ambac [Member] | Other Assets [Member] | Carrying Amount [Member] | Interest Rate Swaps [Member]
    
Financial assets:    
Derivative assets 89,361 76,631
Financial liabilities:    
Derivative liabilities - interest rate swaps - asset position (51,322) (55,619)
Successor Ambac [Member] | Interest Rate Swaps - Liability Position [Member] | Total Fair Value [Member] | Interest Rate Swaps [Member]
    
Financial assets:    
Derivative assets - interest rate swaps - liability position 0  
Financial liabilities:    
Derivative liabilities 303,317 215,030
Successor Ambac [Member] | Interest Rate Swaps - Liability Position [Member] | Total Fair Value [Member] | Interest Rate Swaps [Member] | Variable Interest Entity [Member]
    
Financial liabilities:    
Derivative liabilities 1,840,399 1,680,834
Successor Ambac [Member] | Interest Rate Swaps - Liability Position [Member] | Total Fair Value [Member] | Currency Swaps [Member] | Variable Interest Entity [Member]
    
Financial liabilities:    
Derivative liabilities 87,061 91,472
Successor Ambac [Member] | Interest Rate Swaps - Liability Position [Member] | Carrying Amount [Member] | Interest Rate Swaps [Member]
    
Financial assets:    
Derivative assets - interest rate swaps - liability position 0 (1,257)
Financial liabilities:    
Derivative liabilities 303,317 215,030
Successor Ambac [Member] | Interest Rate Swaps - Liability Position [Member] | Carrying Amount [Member] | Interest Rate Swaps [Member] | Variable Interest Entity [Member]
    
Financial liabilities:    
Derivative liabilities 1,840,399 1,680,834
Successor Ambac [Member] | Interest Rate Swaps - Liability Position [Member] | Carrying Amount [Member] | Currency Swaps [Member] | Variable Interest Entity [Member]
    
Financial liabilities:    
Derivative liabilities 87,061 91,472
Successor Ambac [Member] | Level 1 [Member]
    
Financial assets:    
Cash 73,204 74,425
Loans 0 0
Other assets 0 0
Total financial assets 565,176 614,343
Financial liabilities:    
Obligations under investment and repurchase agreements 0 0
Long term debt, including accrued interest 0 0
Liabilities for net financial guarantees written 0 0
Total financial liabilities 180 0
Successor Ambac [Member] | Level 1 [Member] | Variable Interest Entity [Member]
    
Financial assets:    
Restricted cash 7,712 17,498
Loans 0 0
Financial liabilities:    
Long-term debt 0 0
Successor Ambac [Member] | Level 1 [Member] | Futures Contracts [Member]
    
Financial assets:    
Derivative assets 0 2,337
Financial liabilities:    
Derivative liabilities 180  
Successor Ambac [Member] | Level 1 [Member] | Credit Derivatives [Member]
    
Financial assets:    
Derivative assets 0  
Financial liabilities:    
Derivative liabilities 0 0
Successor Ambac [Member] | Level 1 [Member] | Other Contracts [Member]
    
Financial liabilities:    
Derivative liabilities 0 0
Successor Ambac [Member] | Level 1 [Member] | Other Assets [Member] | Interest Rate Swaps [Member]
    
Financial assets:    
Derivative assets 0 0
Derivative assets - interest rate swaps - liability position   0
Financial liabilities:    
Derivative liabilities - interest rate swaps - asset position 0 0
Successor Ambac [Member] | Level 1 [Member] | Interest Rate Swaps - Liability Position [Member] | Interest Rate Swaps [Member]
    
Financial assets:    
Derivative assets - interest rate swaps - liability position 0  
Financial liabilities:    
Derivative liabilities 0 0
Successor Ambac [Member] | Level 1 [Member] | Interest Rate Swaps - Liability Position [Member] | Interest Rate Swaps [Member] | Variable Interest Entity [Member]
    
Financial liabilities:    
Derivative liabilities 0 0
Successor Ambac [Member] | Level 1 [Member] | Interest Rate Swaps - Liability Position [Member] | Currency Swaps [Member] | Variable Interest Entity [Member]
    
Financial liabilities:    
Derivative liabilities 0 0
Successor Ambac [Member] | Level 2 [Member]
    
Financial assets:    
Cash 1,257 2,945
Loans 0 0
Other assets 0 0
Total financial assets 6,306,008 6,014,080
Financial liabilities:    
Obligations under investment and repurchase agreements 0 0
Long term debt, including accrued interest 0 0
Liabilities for net financial guarantees written 0 0
Total financial liabilities 15,125,958 14,416,418
Successor Ambac [Member] | Level 2 [Member] | Variable Interest Entity [Member]
    
Financial assets:    
Restricted cash 0 0
Loans 0 0
Financial liabilities:    
Long-term debt 13,075,385 12,577,148
Successor Ambac [Member] | Level 2 [Member] | Futures Contracts [Member]
    
Financial assets:    
Derivative assets 0 0
Financial liabilities:    
Derivative liabilities 0  
Successor Ambac [Member] | Level 2 [Member] | Credit Derivatives [Member]
    
Financial assets:    
Derivative assets 0  
Financial liabilities:    
Derivative liabilities 0 0
Successor Ambac [Member] | Level 2 [Member] | Other Contracts [Member]
    
Financial liabilities:    
Derivative liabilities 128 165
Successor Ambac [Member] | Level 2 [Member] | Other Assets [Member] | Interest Rate Swaps [Member]
    
Financial assets:    
Derivative assets 89,361 76,631
Derivative assets - interest rate swaps - liability position   (1,257)
Financial liabilities:    
Derivative liabilities - interest rate swaps - asset position (51,322) (55,619)
Successor Ambac [Member] | Level 2 [Member] | Interest Rate Swaps - Liability Position [Member] | Interest Rate Swaps [Member]
    
Financial assets:    
Derivative assets - interest rate swaps - liability position 0  
Financial liabilities:    
Derivative liabilities 174,307 122,418
Successor Ambac [Member] | Level 2 [Member] | Interest Rate Swaps - Liability Position [Member] | Interest Rate Swaps [Member] | Variable Interest Entity [Member]
    
Financial liabilities:    
Derivative liabilities 1,840,399 1,680,834
Successor Ambac [Member] | Level 2 [Member] | Interest Rate Swaps - Liability Position [Member] | Currency Swaps [Member] | Variable Interest Entity [Member]
    
Financial liabilities:    
Derivative liabilities 87,061 91,472
Successor Ambac [Member] | Level 3 [Member]
    
Financial assets:    
Cash 0 0
Loans 6,349 6,238
Other assets 12,782 13,384
Total financial assets 16,517,521 15,961,582
Financial liabilities:    
Obligations under investment and repurchase agreements 171,999 360,506
Long term debt, including accrued interest 1,506,391 1,215,029
Liabilities for net financial guarantees written 7,078,178 4,876,617
Total financial liabilities 10,350,597 8,153,691
Successor Ambac [Member] | Level 3 [Member] | Variable Interest Entity [Member]
    
Financial assets:    
Restricted cash 0 0
Loans 13,743,231 13,398,895
Financial liabilities:    
Long-term debt 1,375,049 1,514,605
Successor Ambac [Member] | Level 3 [Member] | Futures Contracts [Member]
    
Financial assets:    
Derivative assets 0 0
Financial liabilities:    
Derivative liabilities 0  
Successor Ambac [Member] | Level 3 [Member] | Credit Derivatives [Member]
    
Financial assets:    
Derivative assets 319  
Financial liabilities:    
Derivative liabilities 89,970 94,322
Successor Ambac [Member] | Level 3 [Member] | Other Contracts [Member]
    
Financial liabilities:    
Derivative liabilities 0 0
Successor Ambac [Member] | Level 3 [Member] | Other Assets [Member] | Interest Rate Swaps [Member]
    
Financial assets:    
Derivative assets 0 0
Derivative assets - interest rate swaps - liability position   0
Financial liabilities:    
Derivative liabilities - interest rate swaps - asset position 0 0
Successor Ambac [Member] | Level 3 [Member] | Interest Rate Swaps - Liability Position [Member] | Interest Rate Swaps [Member]
    
Financial assets:    
Derivative assets - interest rate swaps - liability position 0  
Financial liabilities:    
Derivative liabilities 129,010 92,612
Successor Ambac [Member] | Level 3 [Member] | Interest Rate Swaps - Liability Position [Member] | Interest Rate Swaps [Member] | Variable Interest Entity [Member]
    
Financial liabilities:    
Derivative liabilities 0 0
Successor Ambac [Member] | Level 3 [Member] | Interest Rate Swaps - Liability Position [Member] | Currency Swaps [Member] | Variable Interest Entity [Member]
    
Financial liabilities:    
Derivative liabilities 0 0
Successor Ambac [Member] | Municipal Bonds [Member] | Total Fair Value [Member]
    
Financial assets:    
Fixed income securities 981,082 1,377,723
Successor Ambac [Member] | Municipal Bonds [Member] | Carrying Amount [Member]
    
Financial assets:    
Fixed income securities 981,082 1,377,723
Successor Ambac [Member] | Municipal Bonds [Member] | Level 1 [Member]
    
Financial assets:    
Fixed income securities 0 0
Successor Ambac [Member] | Municipal Bonds [Member] | Level 2 [Member]
    
Financial assets:    
Fixed income securities 981,082 1,377,723
Successor Ambac [Member] | Municipal Bonds [Member] | Level 3 [Member]
    
Financial assets:    
Fixed income securities 0 0
Successor Ambac [Member] | Corporate Obligations [Member] | Total Fair Value [Member]
    
Financial assets:    
Fixed income securities 1,891,834 1,489,369
Successor Ambac [Member] | Corporate Obligations [Member] | Total Fair Value [Member] | Variable Interest Entity [Member]
    
Financial assets:    
Fixed income securities 2,688,388 2,475,182
Successor Ambac [Member] | Corporate Obligations [Member] | Carrying Amount [Member]
    
Financial assets:    
Fixed income securities 1,891,834 1,489,369
Successor Ambac [Member] | Corporate Obligations [Member] | Carrying Amount [Member] | Variable Interest Entity [Member]
    
Financial assets:    
Fixed income securities 2,688,388 2,475,182
Successor Ambac [Member] | Corporate Obligations [Member] | Level 1 [Member]
    
Financial assets:    
Fixed income securities 0 0
Successor Ambac [Member] | Corporate Obligations [Member] | Level 1 [Member] | Variable Interest Entity [Member]
    
Financial assets:    
Fixed income securities 0 0
Successor Ambac [Member] | Corporate Obligations [Member] | Level 2 [Member]
    
Financial assets:    
Fixed income securities 1,888,083 1,485,867
Successor Ambac [Member] | Corporate Obligations [Member] | Level 2 [Member] | Variable Interest Entity [Member]
    
Financial assets:    
Fixed income securities 0 0
Successor Ambac [Member] | Corporate Obligations [Member] | Level 3 [Member]
    
Financial assets:    
Fixed income securities 3,751 3,502
Successor Ambac [Member] | Corporate Obligations [Member] | Level 3 [Member] | Variable Interest Entity [Member]
    
Financial assets:    
Fixed income securities 2,688,388 2,475,182
Successor Ambac [Member] | Foreign Obligations [Member] | Total Fair Value [Member]
    
Financial assets:    
Fixed income securities 144,125 124,877
Successor Ambac [Member] | Foreign Obligations [Member] | Carrying Amount [Member]
    
Financial assets:    
Fixed income securities 144,125 124,877
Successor Ambac [Member] | Foreign Obligations [Member] | Level 1 [Member]
    
Financial assets:    
Fixed income securities 0 0
Successor Ambac [Member] | Foreign Obligations [Member] | Level 2 [Member]
    
Financial assets:    
Fixed income securities 144,125 124,877
Successor Ambac [Member] | Foreign Obligations [Member] | Level 3 [Member]
    
Financial assets:    
Fixed income securities 0 0
Successor Ambac [Member] | US Government Debt Securities [Member] | Total Fair Value [Member]
    
Financial assets:    
Fixed income securities 77,584 126,248
Fixed income securities, pledged as collateral 65,029 126,223
Successor Ambac [Member] | US Government Debt Securities [Member] | Carrying Amount [Member]
    
Financial assets:    
Fixed income securities 77,584 126,248
Fixed income securities, pledged as collateral 65,029 126,223
Successor Ambac [Member] | US Government Debt Securities [Member] | Level 1 [Member]
    
Financial assets:    
Fixed income securities 77,584 126,248
Fixed income securities, pledged as collateral 65,029 126,223
Successor Ambac [Member] | US Government Debt Securities [Member] | Level 2 [Member]
    
Financial assets:    
Fixed income securities 0 0
Fixed income securities, pledged as collateral 0 0
Successor Ambac [Member] | US Government Debt Securities [Member] | Level 3 [Member]
    
Financial assets:    
Fixed income securities 0 0
Fixed income securities, pledged as collateral 0 0
Successor Ambac [Member] | U.S. Agency Obligations [Member] | Total Fair Value [Member]
    
Financial assets:    
Fixed income securities 30,191 32,154
Successor Ambac [Member] | U.S. Agency Obligations [Member] | Carrying Amount [Member]
    
Financial assets:    
Fixed income securities 30,191 32,154
Successor Ambac [Member] | U.S. Agency Obligations [Member] | Level 1 [Member]
    
Financial assets:    
Fixed income securities 0 0
Successor Ambac [Member] | U.S. Agency Obligations [Member] | Level 2 [Member]
    
Financial assets:    
Fixed income securities 30,191 31,946
Successor Ambac [Member] | U.S. Agency Obligations [Member] | Level 3 [Member]
    
Financial assets:    
Fixed income securities 0 208
Successor Ambac [Member] | Residential Mortgage-Backed Securities [Member] | Total Fair Value [Member]
    
Financial assets:    
Fixed income securities 1,853,409 1,558,625
Successor Ambac [Member] | Residential Mortgage-Backed Securities [Member] | Carrying Amount [Member]
    
Financial assets:    
Fixed income securities 1,853,409 1,558,625
Successor Ambac [Member] | Residential Mortgage-Backed Securities [Member] | Level 1 [Member]
    
Financial assets:    
Fixed income securities 0 0
Successor Ambac [Member] | Residential Mortgage-Backed Securities [Member] | Level 2 [Member]
    
Financial assets:    
Fixed income securities 1,853,409 1,558,625
Successor Ambac [Member] | Residential Mortgage-Backed Securities [Member] | Level 3 [Member]
    
Financial assets:    
Fixed income securities 0 0
Successor Ambac [Member] | Collateralized Debt Obligations [Member] | Total Fair Value [Member]
    
Financial assets:    
Fixed income securities 144,376 183,872
Successor Ambac [Member] | Collateralized Debt Obligations [Member] | Carrying Amount [Member]
    
Financial assets:    
Fixed income securities 144,376 183,872
Successor Ambac [Member] | Collateralized Debt Obligations [Member] | Level 1 [Member]
    
Financial assets:    
Fixed income securities 0 0
Successor Ambac [Member] | Collateralized Debt Obligations [Member] | Level 2 [Member]
    
Financial assets:    
Fixed income securities 144,376 183,872
Successor Ambac [Member] | Collateralized Debt Obligations [Member] | Level 3 [Member]
    
Financial assets:    
Fixed income securities 0 0
Successor Ambac [Member] | Asset-backed Securities [Member] | Total Fair Value [Member]
    
Financial assets:    
Fixed income securities 977,830 992,448
Successor Ambac [Member] | Asset-backed Securities [Member] | Carrying Amount [Member]
    
Financial assets:    
Fixed income securities 977,830 992,448
Successor Ambac [Member] | Asset-backed Securities [Member] | Level 1 [Member]
    
Financial assets:    
Fixed income securities 0 0
Successor Ambac [Member] | Asset-backed Securities [Member] | Level 2 [Member]
    
Financial assets:    
Fixed income securities 915,229 928,375
Successor Ambac [Member] | Asset-backed Securities [Member] | Level 3 [Member]
    
Financial assets:    
Fixed income securities 62,601 64,073
Successor Ambac [Member] | Short-Term [Member] | Total Fair Value [Member]
    
Financial assets:    
Short term investments 344,187 271,119
Successor Ambac [Member] | Short-Term [Member] | Carrying Amount [Member]
    
Financial assets:    
Short term investments 344,187 271,119
Successor Ambac [Member] | Short-Term [Member] | Level 1 [Member]
    
Financial assets:    
Short term investments 341,647 267,612
Successor Ambac [Member] | Short-Term [Member] | Level 2 [Member]
    
Financial assets:    
Short term investments 2,540 3,507
Successor Ambac [Member] | Short-Term [Member] | Level 3 [Member]
    
Financial assets:    
Short term investments 0 0
Successor Ambac [Member] | Other [Member] | Total Fair Value [Member]
    
Financial assets:    
Other investments 256,455 241,069
Successor Ambac [Member] | Other [Member] | Carrying Amount [Member]
    
Financial assets:    
Other investments 256,455 241,069
Successor Ambac [Member] | Other [Member] | Level 1 [Member]
    
Financial assets:    
Other investments 0 0
Successor Ambac [Member] | Other [Member] | Level 2 [Member]
    
Financial assets:    
Other investments 256,355 240,969
Successor Ambac [Member] | Other [Member] | Level 3 [Member]
    
Financial assets:    
Other investments $ 100 $ 100