Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Schedule Of Accounting Policies [Line Items]
Cash collected on behalf of factor	$ 21,485	$ 14,542
Allowance for doubtful accounts	9,149	5,551
Advertising expense	711	1,493	$ 3,769
Amounts capitalized for long-term supply arrangements	3,994	4,735
Tooling receivable	148,175	141,106
Reimbursable tooling costs	19,185	27,037
Research and Development Expense	$ 114,854	$ 122,529	$ 127,974
Property, Plant and Equipment, Other Types [Member]
Schedule Of Accounting Policies [Line Items]
Amortization period for molds, dies and other tools	3 years