Investments	3 Months Ended
Mar. 31, 2015
Investments [Abstract]
Investments	(13) 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 $6,899 and $6,653 at March 31, 2015 and December 31, 2014, respectively. Equity in earnings of Minda included in the condensed consolidated statements of operations was $189 and $238, for the three months ended March 31, 2015 and 2014, respectively. PST Eletrônica Ltda. The Company has a 74% controlling interest in PST. Noncontrolling interest in PST decreased to $18,321 at March 31, 2015 due to comprehensive loss of $4,229 resulting from a proportionate share of its net loss of $409 and an unfavorable change in foreign currency translation of $3,820. Noncontrolling interest in PST increased to $39,907 at March 31, 2014 due to comprehensive income of $367 resulting from a favorable change in foreign currency translation of $1,345, partially offset by a proportionate share of its net loss of $978 for the three months ended March 31, 2014.

Investments

3 Months Ended

Mar. 31, 2015

(13) 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 $6,899 and $6,653 at March 31, 2015 and December 31, 2014, respectively. Equity in earnings of Minda included in the condensed consolidated statements of operations was $189 and $238, for the three months ended March 31, 2015 and 2014, respectively.

PST Eletrônica Ltda.

The Company has a 74% controlling interest in PST. Noncontrolling interest in PST decreased to $18,321 at March 31, 2015 due to comprehensive loss of $4,229 resulting from a proportionate share of its net loss of $409 and an unfavorable change in foreign currency translation of $3,820. Noncontrolling interest in PST increased to $39,907 at March 31, 2014 due to comprehensive income of $367 resulting from a favorable change in foreign currency translation of $1,345, partially offset by a proportionate share of its net loss of $978 for the three months ended March 31, 2014.