Subsequent Events - Additional Information (Detail) - USD ($)			3 Months Ended
	Apr. 24, 2020	Apr. 13, 2020	Mar. 31, 2020
Subsequent Event [Line Items]
Minimum market value description			Nasdaq Stock Market, LLC (“Nasdaq”) notifying the Company that the Staff of Nasdaq has determined that the minimum market value of its publicly held common stock (the “Market Value of Publicly Held Shares”) fell below $15,000,000 for a period of 30 consecutive business days (from February 24, 2020 through April 9, 2020) and that, therefore, the Company did not meet the minimum market value of publicly held shares requirement set forth in Nasdaq Listing Rule 5450(b)(2)(c) (the “Minimum Market Value Rule”).
Minimum market value requirement description			the Company will be provided 180 calendar days to regain compliance with the Minimum Market Value Rule, which period expires October 12, 2020. In accordance with Rule 5810(c)(3)(D), the Company can regain compliance with the Minimum Market Value Rule, if, at any time during such 180-day period, the Market Value of Publicly Held Shares of the Company’s common stock is at least $15,000,000 for a minimum period of 10 consecutive business days. If the Company does not regain compliance within the allotted compliance period, including any extensions that may be granted by Nasdaq, Nasdaq will provide notice that the Company’s shares of common stock will be subject to delisting
Minimum bid price description			minimum bid price per share for its common stock fell below $1.00 for a period of 30 consecutive business days (from March 11, 2020 through April 22, 2020) and therefore the Company did not meet the minimum bid price requirement set forth in the Nasdaq Listing Rules.
Minimum bid price requirement description			Nasdaq Listing Rule 5810(c)(3)(A), the Company will be provided 180 calendar days to regain compliance with the minimum bid price requirement, and further notes that the Nasdaq has determined to toll compliance periods for the minimum bid price rule through June 30, 2020, extending the 180 calendar day compliance period to December 28, 2020. In accordance with Rule 5810(c)(3)(A), the Company can regain compliance with the minimum bid price requirement, if, at any time during such 180-day period, the closing bid price of the Company’s common stock is at least $1.00 for a minimum period of 10 consecutive business days.
Subsequent Event
Subsequent Event [Line Items]
Minimum market value of publicly held common stock		$ 15,000,000
Subsequent Event | Umbro China Limited | HK Qiaodan Investment Limited
Subsequent Event [Line Items]
Proceeds from sale of joint venture partners' interest	$ 62,500,000
Subsequent Event | Paycheck Protection Program
Subsequent Event [Line Items]
Proceeds from loans		$ 1,300,000
Debt instrument, maturity term		2 years
Percentage of conversion of convertible notes		1.00%
Debt instrument, payment deferral period		6 months
Subsequent Event | Paycheck Protection Program | Maximum
Subsequent Event [Line Items]
Ratio of eligible loan amount to average monthly payroll expenses		250.00%