Beneficial Ownership in Affiliates Accounted for under Equity Method (Detail)

Dec. 31, 2013

Dec. 31, 2012

Dec. 31, 2011

Shanghai Lear STEC Automotive Parts Co., Ltd. (China)

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

55.00%

Beijing BAI Lear Automotive Systems Co., Ltd. (China)

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

50.00%

Beijing Lear Automotive Electronics and Electrical Products Co., Ltd. (China)

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

50.00%

Dong Kwang Lear Yuhan Hoesa (Korea)

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

50.00%

Industrias Cousin Freres, S.L. (Spain)

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

50.00%

Jiangxi Jiangling Lear Interior Systems Co., Ltd. (China)

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

50.00%

Lear Dongfeng Automotive Seating Co., Ltd. (China)

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

50.00%

Changchun Lear FAWSN Automotive Electrical and Electronics Co., Ltd. (China)

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

49.00%

Changchun Lear FAWSN Automotive Seat Systems Co., Ltd. (China)

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

49.00%

Honduras Electrical Distribution Systems S. de R.L. de C.V. (Honduras)

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

49.00%

Kyungshin-Lear Sales and Engineering LLC

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

49.00%

Tacle Seating USA, LLC

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

49.00%

Beijing Lear Dymos Automotive Systems Co., Ltd. (China)

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

40.00%

Dymos Lear Automotive India Private Limited (India)

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

35.00%

RevoLaze, LLC

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

20.00%

eLumigen LLC

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

15.00%

HB Polymer Company, LLC

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

10.00%

International Automotive Components Group North America, LLC

Schedule of Equity Method Investments [Line Items]

Ownership percentage of affiliates

23.00%