XML 28 R17.htm IDEA: XBRL DOCUMENT v3.6.0.2
Stockholder's Equity (Narrative) (Details)
Dec. 31, 2016
GBP (£)
£ / shares
shares
Dec. 31, 2016
USD ($)
shares
Dec. 31, 2015
£ / shares
shares
Stockholders' Equity Note [Abstract]      
Capital Units, Value | £ £ 50,001    
Ordinary Shares, Shares, Issued | shares 1 1 1
Ordinary Shares, Par or Stated Value Per Share | £ / shares £ 1.00   £ 1.00
Redeemable Shares, Shares Issued | shares 50,000 50,000 50,000
Redeemable Shares, Par or Stated Value Per Share | £ / shares £ 1.00   £ 1.00
Redeemable Shares, Redemption Amount | $   $ 0