Loan Participation Interests and Allowance For Credit Losses (Details 3) (USD $)
In Thousands, unless otherwise specified

3 Months Ended

9 Months Ended

Sep. 30, 2013

Sep. 30, 2012

Sep. 30, 2013

Sep. 30, 2012

Dec. 31, 2012

Financing Receivable, Allowance for Credit Losses [Roll Forward]

ALPL balance, beginning of period

$ 53,117

$ 61,509

$ 59,451

$ 83,772

5,462

5,787

10,706

17,404

Loan participation interest charge-offs

(2,233)

(11,059)

(7,885)

(22,942)

Recoveries of loans previously charged-off

858

1,134

3,325

6,382

Provision for loan participation interest losses

(15,792)

4,692

(24,185)

(22,553)

ALPL balance, end of period

41,412

62,063

41,412

62,063

AULPC balance, beginning of period

654

897

1,057

1,035

Provision for unfunded loan participation commitments and letters of credit

604

425

201

287

AULPC balance, end of period

1,258

1,322

1,258

1,322

ACL balance, end of period

42,670

63,385

42,670

63,385

Loan participation balances by credit quality indicator

Total commercial real estate

2,832,018

2,875,870

Total consumer and residential real estate

371,044

439,073

Pass [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

2,749,340

2,780,237

OLEM [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

25,517

36,770

Substandard [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

57,161

58,863

Doubtful [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

750+ [Member]

Loan participation balances by credit quality indicator

Total consumer and residential real estate

175,415

^[1]

175,415

^[1]

203,802

^[1]

650-749 [Member]

Loan participation balances by credit quality indicator

Total consumer and residential real estate

127,201

^[1]

127,201

^[1]

152,466

^[1]

Less than 650 [Member]

Loan participation balances by credit quality indicator

Total consumer and residential real estate

68,428

^[1]

68,428

^[1]

82,805

^[1]

Commercial real estate [Member]

Financing Receivable, Allowance for Credit Losses [Roll Forward]

ALPL balance, beginning of period

45,328

50,667

50,415

71,555

5,462

5,787

10,706

17,404

Loan participation interest charge-offs

(837)

(4,857)

(3,441)

(12,605)

Recoveries of loans previously charged-off

521

859

2,500

5,489

Provision for loan participation interest losses

(15,965)

(318)

(25,671)

(29,705)

ALPL balance, end of period

34,509

52,138

34,509

52,138

AULPC balance, beginning of period

654

897

1,057

1,035

Provision for unfunded loan participation commitments and letters of credit

604

425

201

287

AULPC balance, end of period

1,258

1,322

1,258

1,322

ACL balance, end of period

35,767

53,460

35,767

53,460

Consumer and residential real estate [Member]

Financing Receivable, Allowance for Credit Losses [Roll Forward]

ALPL balance, beginning of period

7,789

10,842

9,036

12,217

Loan participation interest charge-offs

(1,396)

(6,202)

(4,444)

(10,337)

Recoveries of loans previously charged-off

337

275

825

893

Provision for loan participation interest losses

173

5,010

1,486

7,152

ALPL balance, end of period

6,903

9,925

6,903

9,925

AULPC balance, beginning of period

Provision for unfunded loan participation commitments and letters of credit

AULPC balance, end of period

ACL balance, end of period

6,903

9,925

6,903

9,925

Commercial real estate retail properties [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

570,789

575,648

Commercial real estate retail properties [Member] | Pass [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

557,163

558,396

Commercial real estate retail properties [Member] | OLEM [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

7,066

9,927

Commercial real estate retail properties [Member] | Substandard [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

6,560

7,325

Commercial real estate retail properties [Member] | Doubtful [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

Commercial real estate Multi family [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

287,469

302,218

Commercial real estate Multi family [Member] | Pass [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

286,658

298,039

Commercial real estate Multi family [Member] | OLEM [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

172

1,178

Commercial real estate Multi family [Member] | Substandard [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

639

3,001

Commercial real estate Multi family [Member] | Doubtful [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

Commercial real estate office [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

505,638

471,376

Commercial real estate office [Member] | Pass [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

478,678

450,862

Commercial real estate office [Member] | OLEM [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

3,639

4,872

Commercial real estate office [Member] | Substandard [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

23,321

15,642

Commercial real estate office [Member] | Doubtful [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

Commercial real estate Industrial and warehouse [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

627,434

676,499

Commercial real estate Industrial and warehouse [Member] | Pass [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

604,926

646,537

Commercial real estate Industrial and warehouse [Member] | OLEM [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

7,112

13,660

Commercial real estate Industrial and warehouse [Member] | Substandard [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

15,396

16,302

Commercial real estate Industrial and warehouse [Member] | Doubtful [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

Other commercial real estate [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

840,688

850,129

Other commercial real estate [Member] | Pass [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

821,915

826,403

Other commercial real estate [Member] | OLEM [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

7,528

7,133

Other commercial real estate [Member] | Substandard [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

11,245

16,593

Other commercial real estate [Member] | Doubtful [Member]

Loan participation balances by credit quality indicator

Total commercial real estate

Consumer and residential real estate secured by first lien [Member]

Loan participation balances by credit quality indicator

Total consumer and residential real estate

304,144

354,924

Consumer and residential real estate secured by first lien [Member] | 750+ [Member]

Loan participation balances by credit quality indicator

Total consumer and residential real estate

153,771

^[1]

153,771

^[1]

175,314

^[1]

Consumer and residential real estate secured by first lien [Member] | 650-749 [Member]

Loan participation balances by credit quality indicator

Total consumer and residential real estate

100,761

^[1]

100,761

^[1]

120,661

^[1]

Consumer and residential real estate secured by first lien [Member] | Less than 650 [Member]

Loan participation balances by credit quality indicator

Total consumer and residential real estate

49,612

^[1]

49,612

^[1]

58,949

^[1]

Consumer and residential real estate secured by junior lien [Member]

Loan participation balances by credit quality indicator

Total consumer and residential real estate

66,900

84,149

Consumer and residential real estate secured by junior lien [Member] | 750+ [Member]

Loan participation balances by credit quality indicator

Total consumer and residential real estate

21,644

^[1]

21,644

^[1]

28,488

^[1]

Consumer and residential real estate secured by junior lien [Member] | 650-749 [Member]

Loan participation balances by credit quality indicator

Total consumer and residential real estate

26,440

^[1]

26,440

^[1]

31,805

^[1]

Consumer and residential real estate secured by junior lien [Member] | Less than 650 [Member]

Loan participation balances by credit quality indicator

Total consumer and residential real estate

$ 18,816

^[1]

$ 18,816

^[1]

$ 23,856

^[1]

[1]	Reflects currently updated customer credit scores.

HUNTINGTON PREFERRED CAPITAL INC 10-Q