Long-Term Loan, Related Party (Details) - USD ($)				1 Months Ended	12 Months Ended			41 Months Ended
	Feb. 17, 2016	Jan. 04, 2016	Sep. 22, 2015	May. 31, 2011	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Mar. 31, 2014	Mar. 31, 2015	Feb. 16, 2011	Feb. 15, 2011	Nov. 17, 2010
Debt Instrument [Line Items]
Periodic payment, principal			$ 17,400,000	$ 17,600,000
Interest expense					$ 2,616,000	$ 9,128,000	$ 1,331,000
Common stock, shares authorized (in shares)					150,000,000	150,000,000				150,000,000	95,000,000
Kien Huat Realty Limited
Debt Instrument [Line Items]
Noncontrolling interest, ownership percentage by parent					88.70%
Interest paid								$ 4,100,000
Foreign entity affiliate, interest, tax withholding percentage								30.00%
Interest paid, withholding tax payable								$ 1,200,000
Withholding tax payable, including interest on income tax								$ 1,300,000
Unrecognized tax benefits, interest on income taxes accrued					$ 114,000				$ 154,000
Unrecognized tax benefits, income tax penalties accrued					$ 400,000
Subsequent Event
Debt Instrument [Line Items]
Converted instrument, shares issued (in shares)	1,332,058
Subsequent Event | Kien Huat Realty Limited
Debt Instrument [Line Items]
Noncontrolling interest, ownership percentage by parent		88.70%
Subsequent Event | Transferable Subscription Rights
Debt Instrument [Line Items]
Common stock, shares authorized (in shares)		20,138,888
Value of subscription rights to be exercised within 10 days of commencement		$ 30,000,000
Value of subscription rights to be exercised, maximum		290,000,000
Sale of stock, commitment fee		$ 1,450,000
Sale of stock, commitment fee, percent		0.50%
Sale of stock, expenses reimbursed (not exceeding)		$ 50,000
Bridge Loan
Debt Instrument [Line Items]
Principal amount of promissory note												$ 35,000,000
Interest expense							$ 1,300,000
Kien Haut Note [Member] | Subsequent Event
Debt Instrument [Line Items]
Converted instrument, shares issued (in shares)	1,332,058