Balance Sheets - USD ($)	Dec. 31, 2016	Dec. 31, 2015
Current assets:
Cash	$ 188,063	$ 1,007,861
Prepaid expenses	73,441	0
Total current assets	261,504	1,007,861
Cash and investments held in Trust Account	501,340,910	500,089,682
Total assets	501,602,414	501,097,543
LIABILITIES AND SHAREHOLDERS’ EQUITY:
Current liabilities - Accounts payable and accrued offering expenses:	75,671	133,460
Total Current Liabilities	75,671	133,460
Deferred underwriting fees	19,500,000	19,500,000
Total liabilities	19,575,671	19,633,460
Class A ordinary shares subject to possible redemption: 47,702,674 and 47,646,408 shares, respectively, at December 31, 2016 and December 31, 2015 (at redemption value of approximately $10.00 per share)	477,026,740	476,464,080
Shareholders' equity:
Preferred shares, $0.0001 par value; 1,000,000 shares authorized; none issued and outstanding	0	0
Additional paid-in capital	4,456,671	5,019,326
Retained earnings (accumulated deficit)	541,852	(20,808)
Total shareholders' equity	5,000,003	5,000,003
Total liabilities and shareholders' equity	501,602,414	501,097,543
Common Class A [Member]
Shareholders' equity:
Common Stock, Value, Issued	230	235
Total shareholders' equity	230	235
Common Class B [Member]
Shareholders' equity:
Common Stock, Value, Issued	1,250	1,250
Total shareholders' equity	$ 1,250	$ 1,250

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock.