Investments	6 Months Ended
Jun. 30, 2015
Investments [Abstract]
Investments	(14) Investments Minda Stoneridge Instruments Ltd. The Company has a 49% interest in Minda Stoneridge Instruments Ltd. (“Minda”), a company based in India that manufactures electronics, instrumentation equipment and sensors primarily for the motorcycle and commercial vehicle market. The investment is accounted for under the equity method of accounting. The Company's investment in Minda recorded as a component of investments and other long-term assets, net on the condensed consolidated balance sheets, was $6,916 and $6,653 at June 30, 2015 and December 31, 2014, respectively. Equity in earnings of Minda included in the condensed consolidated statements of operations was $143 and $144, for the three months ended June 30, 2015 and 2014, respectively. Equity in earnings of Minda included in the condensed consolidated statements of operations was $332 and $382, for the six months ended June 30, 2015 and 2014, respectively. PST Eletrônica Ltda. The Company has a 74% controlling interest in PST. Noncontrolling interest in PST decreased to $18,353 at June 30, 2015 due to comprehensive loss of $4,197 resulting from a proportionate share of its net loss of $1,005 for the six months ended June 30, 2015 and an unfavorable change in foreign currency translation of $3,192. Noncontrolling interest in PST decreased to $33,678 at June 30, 2014 due to comprehensive loss of $5,862 resulting from a proportionate share of its net loss of $8,199 including goodwill impairment, which was partially offset by a favorable change in foreign currency translation of $2,337 for the six months ended June 30, 2014. Comprehensive income (loss) related to PST noncontrolling interest was $32 and $(6,230) for the three months ended June 30, 2015 and 2014, respectively.

Investments

6 Months Ended

Jun. 30, 2015

(14) Investments

Minda Stoneridge Instruments Ltd.

The Company has a 49% interest in Minda Stoneridge Instruments Ltd. (“Minda”), a company based in India that manufactures electronics, instrumentation equipment and sensors primarily for the motorcycle and commercial vehicle market. The investment is accounted for under the equity method of accounting. The Company's investment in Minda recorded as a component of investments and other long-term assets, net on the condensed consolidated balance sheets, was $6,916 and $6,653 at June 30, 2015 and December 31, 2014, respectively. Equity in earnings of Minda included in the condensed consolidated statements of operations was $143 and $144, for the three months ended June 30, 2015 and 2014, respectively. Equity in earnings of Minda included in the condensed consolidated statements of operations was $332 and $382, for the six months ended June 30, 2015 and 2014, respectively.

PST Eletrônica Ltda.

The Company has a 74% controlling interest in PST. Noncontrolling interest in PST decreased to $18,353 at June 30, 2015 due to comprehensive loss of $4,197 resulting from a proportionate share of its net loss of $1,005 for the six months ended June 30, 2015 and an unfavorable change in foreign currency translation of $3,192. Noncontrolling interest in PST decreased to $33,678 at June 30, 2014 due to comprehensive loss of $5,862 resulting from a proportionate share of its net loss of $8,199 including goodwill impairment, which was partially offset by a favorable change in foreign currency translation of $2,337 for the six months ended June 30, 2014. Comprehensive income (loss) related to PST noncontrolling interest was $32 and $(6,230) for the three months ended June 30, 2015 and 2014, respectively.